RFID Card Access Control Machine. RFID Card Based Machines

Best Time Attendance Systems 2017

Choosing a Time and Attendance System in 2017: A Complete Guide

In this guide, we will help you in choosing the best time attendance system of 2017. With the evolution of technology, there are various options available for time and attendance system. We want to help you to monitor the correct IN and OUT time. We want to help you in saving time spent in managing the time and attendance of your organization. So here is the guide for choosing the best time and Attendance System of 2017.

Best Time Attendance Systems 2017 Choosing a Time and Attendance System

Following guide will...

Read more


Website: ampletrails.com

Related topics : rfid card attendance system / rfid based security and access control system / rfid time card system / rfid card access system / rfid card system cost

cost of rfid systems, Search.com

RFID, coming to a library near you - CNET

https://www.cnet.com/news/rfid-coming-to-a-library-near-you

RFID, coming to a library near you. ... Yet with RFID systems already in place or soon to be installed at more ... One of the big costs of RFID technology is ...

The future of Radio Frequency Identification - TechRepublic

https://www.techrepublic.com/article/the-future-of-radio-frequency...

The...

Read more


Website: https://www.search.com

Blank RFID Cards and Key Fobs - ID Card Printing & Custom ...

Multi-Tech Formats

Guru Level Sales and Support

RFID cards and key fobs are proven and reliable technologies universally compatible with all proxy readers and support over 137 billion unique codes. eXpress badging can help you select right blank RFID cards compatible with the technology of your RFID enabled system. Our selection includes blank RFID cards in a variety of formats and working frequencies including 125MHz proximity cards, 13.56MHz contactless...

Read more


Website: expressbadging.com

Related topics : rfid key card system / rfid card reader technology / rfid card technology / difference between rfid and contactless smart card / rfid and contactless smart card

The Advantages of Smart Cards With RFID | It Still Works ...

Many businesses use Radio Frequency Identification smart cards to open security doors and track the flow of people in a building. Each card contains data encoded on a machine-readable RFID chip and plays an integral part in a computerized security system. When the card comes within a few feet of the reader's antenna, the RFID chip transmits its data, identifying the user to a security computer....

Read more


Website: https://itstillworks.com

RFID Card based Biometric Attendance System & Machine N6

Ambala Cantt 133001, Haryana India +91 999 663 5607, info@navkarsys.com

RFID Card based Biometric Attendance System & Machine N6

RFID Card based Biometric Attendance System & Machine N6

Navkar Systems is...

Read more


Website: http://biometricattendanceindia.com

Related topics : rfid card attendance system / rfid card system cost / rfid card system / cost of rfid system in india / rfid id cards india

RFID Card Manufacturers & Suppliers - ZoTei

What is RFID?

RFID stands for Radio-Frequency IDentification. The acronym refers to small electronic devices that consist of a small chip and an antenna. The chip typically is capable of carrying 2,000 bytes of data or less.

The RFID device serves the same purpose as a bar code or a magnetic strip on the back of a credit card or ATM card; it provides a unique identifier for that object. And,...

Read more

Date: 2017-02-22 02:31:14
Website: zotei.com

Related topics : credit card companies using rfid technology / rfid card reader device / rfid chip card suppliers / credit card rfid tag / rfid time card system

Invengo | UHF RFID Tag and Inlay Manufacturer

Invengo offers High Quality (ISO-9001) low cost RFIF, UHF, HF passive RFID tags, RFID inlays, smart cards, and RFID readers, at competitive prices.

In January 2008 Invengo announced it's arrival in the western markets with the launch of the 5.8cent inlay. The company has since built a strong reputation for providing High Quality UHF and HF RFID tags, RFID inlays, samrt cards, and RFID readers at the most competive...

Read more


Website: http://www.rfidtags.com

Automatic RFID Student Attendance System for Attendance ...

Automatic RFID Student Attendance System for Attendance Management

DAILY RFID has newly come out with a latest RFID student attendance system for attendance management. This RFID student attendance tracking system provides robust, secure and automatic attendance management in schools.

DAILY RFID has engineered RFID software specifically for optimizing attendance tracking. Thus, combined...

Read more

Date: 2017-02-14 13:11:44
Website: rfid-in-china.com

Related topics : rfid reader attendance system / rfid card attendance system / uhf rfid attendance system / rfid reader access control system / rfid tag reader system

RFID Attendance System In Ahmedabad - MIT India

Behavior RFID Attendance System Demo Ahmedabad

Ultimate Advantages with MIT

Professional : Team of professional RFID attendance system with SMS alert service providers in Ahmedabad is all time dedicated to deliver quick and satisfactory attendance machine services at your location. We developed some code of ethics to understand customer requirements for RFID Card attendance recording systems in...

Read more

Date: 2017-02-07 18:21:46
Website: http://www.maximalindia.com

Related topics : rfid card attendance system / rfid attendance system price / rfid reader attendance system / rfid card price in ahmedabad / rfid service providers

RFID Tracking System Cost In India - CHILD SAFETY INDIA

Child Safety India provided Smart Attendance systems that track the child's attendance using a simple smart card, that transmits the parents mobile an SMS that the child has reached / left school.

We use the latest in GPS technology to monitor school buses - their position �and their timings .

We specialize in school automation systems- proving a host of services to monitor and track the...

Read more


Website: http://www.childsafetyindia.com

How Much Does a Card Access Control System Cost?

Home > B2B > Access Control > Card Access Control System Cost

How Much Does a Card Access Control System Cost?

Get Free Access Control Price Quotes

Compare Card Access Control Prices

Workplace security is of the utmost importance. You don't want just anyone roaming the halls or gaining access to restricted areas. It is crucial to protect your company's sensitive information, ensuring that...

Read more


Website: http://www.costowl.com

Related topics : rfid proximity door lock access control system / rfid door lock access control system / door access control system using rfid / door access control systems rfid / rfid based security and access control system

MIFARE, EM Proximity & RFID Cards supplier Malaysia

Malaysian Supplier for MIFARE Cards | EM Proximity Cards and wide range of RFID Smart Cards

MIFARE and EM Proximity RFID Cards suppliers in Malaysia has witnessed the tremendous growth in the past decade of these RFID cards dominating the various fields of RFID application. Cards-r-us Malaysia, with an extensive customer base for plastic cards in the regional market, carries the widest range of...

Read more


Website: http://cards-r-us.com.my

Inventory RFID - fresh222.us

Unified RFID inventory system and tracking

RFID inventory is a system of automated process for stock accounting, asset and property accounting that can have an efficient insight of stock movement at any period of time. The�system has high accuracy and it iseasy and simple to use.

Below, we present the RFID inventory system developed by us, the composition and cost.One of the most advanced...

Read more


Website: https://fresh222.us

Stopcard - Protect your identity on RFID devices.

FUTURE-PROOF YOUR WALLET AND PROTECT YOUR IDENTITY.

PURCHASE AND DEPLOY YOUR STOPCARD® TODAY.

Be Secure With A STOPCARD®

Modern Technology

Our Modern society demands speed and ease of access. The creation of enhanced wireless technologies has given us a high level of convenience, but everyone should be cognizant of a fully digitized world. The latest in wireless technologies have...

Read more

Date: 2018-11-13 22:51:22
Website: http://www.stopcard.com

Active RFID and Passive RFID Systems Described

Active vs Passive RFID

There are three basic types of RFID Systems at the time of this writing. The categorization and naming of these systems is based upon the design and operation�of the tags�(Active tags=Active System, etc). All systems rely upon a radio receiver and a radio transmitter. ��

The first system type is� Active RFID �where the� RFID Reader �(radio receiver) is...

Read more


Website: iautomate.com

Related topics : how much do active rfid tags cost / passive rfid tag and reader / active rfid tag and reader / battery assisted passive rfid tag cost / passive rfid tag uses

Avoid 'Card Clash' With The RFID Card Guard | Londonist

Avoid 'Card Clash' With The RFID Card Guard

By Sponsor Last edited 42 months ago

Sponsor Avoid 'Card Clash' With The RFID Card Guard

This is a sponsored article on behalf of Go Travel.

Use a contactless payment card and an Oyster Card? Avoid getting double-charged with Go Travel's RFID Card Guard .

Contactless payment technology has arrived in London, allowing you to quickly and conveniently pay...

Read more


Website: https://londonist.com

Active RFID and Passive RFID Systems Described

Active vs Passive RFID

There are three basic types of RFID Systems at the time of this writing. The categorization and naming of these systems is based upon the design and operation�of the tags�(Active tags=Active System, etc). All systems rely upon a radio receiver and a radio transmitter. ��

The first system type is� Active RFID �where the� RFID Reader �(radio receiver) is...

Read more


Website: iautomate.com

rfid based library management system using 8051 - getreport.in

Important..!About rfid based library management system using 8051 is Not Asked Yet ? .. Please ASK FOR rfid based library management system using 8051 BY CLICK HERE ....Our Team/forum members are ready to help you in free of cost...

Below is stripped version of available tagged cloud pages from web pages.....

Thank you...

Posted By: Guest

Created at: Friday 19th of October 2012 02:23:28 PM

Posted By: Guest

Created at: Friday 22nd of March 2013 10:00:41 PM

I want report,...

Read more


Website: http://getreport.in

Advantages & Disadvantages of RFID | Techwalla.com

Radio frequency identification is an automatic ID system. Like a barcode or the magnetic strip on a credit card, an RFID tag provides a unique identification code that can be read by a scanning device. Unlike other ID systems, RFID uses radio waves to communicate with readers. When a reader picks up these waves, it converts them into digital data that identifies the object that contains the tag....

Read more


Website: https://www.techwalla.com

Plastic cards, card printer, RFID and chip cards

Your specialist for plastic cards, card printing systems, card readers and card accessories. We provide you with with perfect matching products, nice prices and excellent service and support!

Get to know us!

Accreditation system for DLV

The German Athletics Federation has been equipped by YouCard with a new, smart solution for annual and event accreditation of their athletes, employees and the press.

more...

Read more


Website: http://www.youcard.com

Related topics : rfid based smart card security system / rfid chip card reader / rfid card reader system / rfid chip card security / rfid chip smart card

RFID Attendance System For School Students With SMS

�In/Out SMS to parents' mobile on enrty/exit of student from school

�Mobile App and Web login for Parents

� Online School ERP, Report Card, Fees, Certificates, Payroll

�Daily absent employees report to school management.

�Free employee attendance

�SMS Notifications for events, Birthday Wishes

�Automate school attendance, customized reports

Why School Pixa

�System under client's...

Read more


Website: http://schoolpixa.com

Related topics : rfid smart card based school student attendance system / rfid card attendance system / rfid reader attendance system / rfid id cards in schools / rfid student id cards

RFID / Mobile Credit Card Reader - LJ RFID Card

Mobile Credit Swiper Card Reader For Smartphone, iPhone, Android

(Dual Track)

                 

Product Description

This product is an innovative device of mobile POS with slim size, low cost, high security, high reliability and high compatibility. It can settle the payment transaction through swiping bank card or credit card through the smart phones, MID at anytime and...

Read more


Website: http://www.lj-rfidcard.com

RFID Smart Card Supplier in India | RFID Cards India – ETS

Serving as one of the best RFID cards suppliers in India, we define designs and always look forward to delivering technology-enabled solutions. We have an in-depth understanding of the Indian market and have successfully emerged as leaders by way of product innovation and quality. If you are in the look out of a smart card supplier in Delhi then Eco Track System is the best choice for you. The all-inclusive and industry leading approach that we use towards offering our services has given us the capability of responding to the requirements of our...

Read more


Website: etsrfid.com

Related topics : rfid card access system / rfid and contactless smart card / rfid id cards india / rfid smart card frequency / rfid smart cards

RFID Vs Contactless Smart cards – An unending debate

RFID Vs Contactless Smart cards - An unending debate

Date Published: 4 Oct 2006

By Parul Oswal, Senior Research Analyst, RFID, and Michelle Foong, Senior Research Analyst, Smart Cards, Industrial Technologies Frost & Sullivan Asia Pacific.

The debate between RFID and smart cards technology is an ongoing one. There is no clear definition that describes RFID and smart cards, and at times these two...

Read more


Website: frost.com

RFID card reading software for Installers - Read-a-Card

RFID card reading software for Installers

Read-a-Card is very popular within the physical access control and security industry, as it provides a flexible, low-cost solution for identifying, reading and analysing the many different types of RFID cards and tags used in this market.

Most modern contactless technologies supported

Most door access systems use radio-frequency identification (RFID)...

Read more


Website: readacard.com

The Different Types of RFID Systems - Bright Alliance ...

Every RFID system can be broken down by the frequency band in which it operates. Whether it is low, high or ultra-high frequency - there are many other categories of RFID systems as well. However, there are two major categories of RFID systems - active and passive, and we are explaining each of their types and frequencies below.

RFID Frequencies

The frequency refers to the size of the radio that...

Read more


Website: http://www.batlgroup.net

Asset tracking and management system for library using ...

Research Article - Biomedical Research (2016) Computational Life Sciences and Smarter Technological Advancement

Asset tracking and management system for library using active radio frequency identification (RFID)

Muthuselvi R *

Department of Computer Science and Engineering, Kamaraj College of Engineering and Technology Virudhunagar, India

*Corresponding Author:

Department of Computer Science and...

Read more


Website: http://www.alliedacademies.org

Rfid based Book Tracking System for Libraries - docs.exdat.com

Step 13: Read the date and time

Step 14: Check if the card is already stored as "IN"

Step 15: If the card is already stored as IN, make it as OUT with date and time.

Step 16: Else store the card number along with date and time in EEPROM

Step 17: Go to step 6.

Step 18: Stop.

^ DISPLAY "SHOW THE CARD OF THE ITEM" ON THE LCD

.2 FLOW CHART

Display the entries of EEPROM

Button Pressed

Store the card...

Read more


Website: http://docs.exdat.com

Related topics : library automation using rfid technology / rfid technology used in library / patient tracking system using rfid / rfid based book tracking system for libraries / rfid based library automation system project

RFID Cards Readers - RFID Cards Readers Exporter ...

Piece/Pieces

Product Description

The clients from all over the world can avail MTUHFI-Long range RFID Card Readers, which have integrated design and are compatible with multi-protocol. This is a preferred card reader owing to its waterproof nature, support of quick & multi-tag reading.

The different RFID reader products we bring, find application in several RFID systems. One of these readers is a...

Read more


Website: http://www.plasticcardss.com

RFID student attendance | SMS alert for school, child safety

RFID and SMS based automatic student attendance system

Indian schools are all set to implement a high-tech solution that will enable the school and parents to monitor and track students entry and exit from school, called RFID and SMS based student attendance system. This monitoring system already been adopted by many renowned schools all over in India and the process of adoption is...

Read more


Website: http://www.pulse17.com

What is RFID | Radio Frequency Identification ...

RFID, Radio Frequency Identification technology is very effective for tracking and stock management relying on simple tags and devices to track and locate items.

RFID Tutorial Includes:

RFID basics � � Coupling techniques � � Tags & smart labels � � Readers, writers & printers � � RFID antennas � � Frequency bands & spectrum � � Security � � Standards � �

RFID,...

Read more


Website: https://www.electronics-notes.com

Glossary of RFID, NFC, IoT - SMARTRAC N.V.

Glossary

Active Transponder

A transponder which contains a battery that provides the energy needed to transmit information and receive data.

Contact Card

Device in which the chip must have physical contact with the reader to allow data transmission. The chip must therefore be located on the surface to allow readers to establish contact with the chips and communicate with them.

Contactless...

Read more

Date: 2017-12-10 03:38:42
Website: https://www.smartrac-group.com

RFID Attendance system with sms notification for school at ...

Free Wi Fi Brodband Connection

School Bus GPS Tracker

Free Student ID Card

Why use rfid attendance system?

Are you know Nearly 58,000 students go missing from school in India every year? Attendance system in School,college,Coaching center is generally paper based which may sometimes cause errors. Taking attendance manually consumes more time. So the proposed attendance system uses RFID technology...

Read more


Website: http://gomyschool.in

Trends in RFID Technology - SDM Magazine

Trends in RFID Technology

Trends in RFID Technology

No Comments

PHOTOS COURTESY OF NEDAP

Radio frequency identification, or RFID, technology is used in many applications, such as vehicle tracking, supply chain management and homeland security âEUR" and new applications surface regularly. One trend is in supply chain management; large retail companies are experimenting with RFID to track their...

Read more


Website: http://www.sdmmag.com

Related topics : rfid tags and contactless smart card technology / rfid gate access control system / difference between active rfid tag and passive rfid tag / the differences between passive and active rfid systems include / improvement of supply chain performances using rfid technology

passive programmable rfid animal cattle management

passive programmable rfid animal cattle management

Basic RFID Components | Beef Magazine

Transponders for radio-frequency identification (RFID) in the beef industry areElectronic circuits in the transponder can be programmed as Read Only (R/O)are placed permanently to read tags as cattle flow by a certain physical location.you to actually tie electronic identity to production and management...

Read more


Website: http://urjaindustries.co.in

Rfid Card, Smart Card, Ic Card, Contact Card, Contactless ...

PROVIDER OF RFID PRODUCTS AND IOT SOLUTIONS

NFC solutions

NFC solutions

NFC(Near Field Communication) technology enables simple and safe two-way interactions between electronic devices,allowing consumers to perform contactless transactions,access digital content,and...

Read more

Date: 2019-02-19 08:38:19
Website: chinarfidcard.com

Related topics : rfid and contactless smart card / rfid smart cards / rfid inventory management retail / rfid card system cost / rfid card access system

SOLUTIONS - Customize Software | Programming | Kiosk | RFID

Customize RFID or Touch & Go System

Pyramid Commission System (Multi-level Marketing)

Barcode & RFID Management System

PROJECT DESCRIPTION

BUS EXPRESS ONLINE TICKETING SYSTEM

Bus company with over selling seats issue nowadays will get solution with online ticketing system which enable ticket purchaser to observe remaining seats availability online.

During peak season, with this online system,...

Read more

Date: 2014-08-25 03:30:41
Website: http://www.syscomp.com.my

Waterpark RFID Solutions by PDC

RFID FAQ's

What is RFID?

RFID stands for Radio Frequency IDentification, an automatic identification technology that uses radio waves to transfer digital information between a tag and reader.  An RFID tag is comprised of two parts - an antenna for transmitting and receiving signals, and an RFID chip which stores the tag's ID and other information. 

RFID is used in hundreds of...

Read more


Website: http://waterparkrfid.com

Track & Trace | RFID in Europe

Mobile +47 90 36 64 48

Niklas Hild, Project Manager Swedish

eTrace pilot- Niklas.hild@roi4u.se

mobile: +46 709981370

RFID technology helps Sonoco-Alcore better serve its paper core customers

Sonoco-Alcore, a wholly ownedsubsidiary of Sonoco with 30 tube and core plants and six paper mills in Europe, is using UPM Raflatac DogBone RFID tags in its fiber-based cores to help customers reduce costs...

Read more

Date: 2017-03-04 03:47:48
Website: http://www.rfidineurope.eu

Related topics : rfid tag reader system / active rfid tag in real time location system / rfid tags gps tracking system / tracking system using rfid / companies that use rfid tags

Not sure what RFID is? Can't hack? You can STILL be a card ...

Not sure what RFID is? Can't hack? You can STILL be a card fraudster with this Android app

Sorry, mate - you want iOS? We can't help you

3 Dec 2014 at 15:03, John Leyden

Cybercrooks have developed an Android app that makes it possible to hack RFID payment cards, researchers discovered after a Chilean transport system was defrauded.

The app at the centre of the scam hacked into the user's radio...

Read more


Website: theregister.co.uk

Related topics : rfid credit card reader android app / mifare classic rfid cards / rfid credit card security issues / rfid credit card reader android / rfid credit card reader app

ALA | Tech Notes

RFID Technology for Libraries

Prepared by Richard W. Boss

RFID (Radio Frequency IDentification) is the latest technology to be used in library theft detection systems. Unlike EM (Electro-Mechanical) and RF (Radio Frequency) systems, which have been used in lib raries for decades, RFID-based systems move beyond security to become tracking systems that combine security with more efficient tracking...

Read more


Website: http://www.ala.org

Related topics : rfid tags uses / library rfid system price / rfid library system technology / library automation using rfid technology / rfid tags library applications

Hotel Door Locks & Key Cards: What to Know | Plastek

Hotel Key Card System Options

When it comes to hotel door lock options, there are a few, including magnetic stripe key cards, RFID key cards, and smart cards, each having their advantages. Magnetic stripe key cards have been in use for nearly half a century as hotel keys, and continue to offer a cost-effective approach to access control. Assuming they're not kept as souvenirs, RFID key cards have a longer shelf life than magnetic stripe key cards, but at a higher cost. Also, hotel door locks utilizing RFID technology are sealed off from dirt and debris that might find their way into a magnetic stripe key card lock. Without wear and...

Read more


Website: https://plastekcards.com

Related topics : rfid entry door lock access control system with key / rfid key card system / rfid hotel door lock system / rfid card door lock system / rfid key card

RFID Based Library Management System Project Report

RFID Based Library Management System Project Report

Radio Frequency Identification (RFID) is a new generation of Auto Identification and Data collection technology which helps to automate business processes and allows identification of large number of tagged objects like books, using radio waves. RFID based...

Read more

Date: 2017-10-11 08:29:23
Website: http://www.onlinefreeprojectdownload.com

rfid technology and applications | Download eBook pdf ...

Click Download or Read Online button to get rfid technology and applications book now. This site is like a library, Use search box in the widget to get ebook that you want.

Author by : Stephen B. Miles

Language : en

Publisher by : Cambridge University Press

Format Available : PDF, ePub, Mobi

Total Read : 48

Total Download : 449

File Size : 45,6 Mb

Description : Are you an engineer or manager...

Read more


Website: http://www.e-bookdownload.net

Rfid at AlphaCard

Evolis Primacy ID Card System

Designed for medium to large ID card programs, the Evolis Primacy ID Card System provides your organization with fast and flexible custom ID card printing with high-end results.Evolis Primacy ID Card Printer With the ability to print up to 210 cards per hour and compatibility with Mac and Linux...

Price: Add to Cart or Click for Best Price

MSRP: $2430

Evolis Primacy...

Read more


Website: alphacard.com

Related topics : rfid card printer zebra / rfid card printer price / rfid card printing / rfid card printer / zebra rfid printer price

RFID - AIM India

RFID tags come in a wide variety of shapes and sizes. Animal tracking tags, inserted beneath the skin, can be as small as a pencil lead in diameter and one-half inch in length. Tags can be screw-shaped to identify trees or wooden items, or credit-card shaped for use in access applications. The anti-theft hard plastic tags attached to merchandise in stores are RFID tags. In addition, heavy-duty 5-...

Read more


Website: http://www.aimindia.co.in

Related topics : active rfid tag read range / passive rfid tag read range / difference between passive and active rfid tags technology / rfid active reader passive tag / cost of active and passive rfid tags

RFID Based School Children Monitoring System | Computer ...

RFID Based School Children Monitoring System

RFID Based School Children Monitoring System

Published on Jan 16, 2017

Abstract

Recently, all over the world, the number of crime over children is increasing day by day. Student tracking is important to enhance security for children .In present time parents are worried about their children due to mishaps and missing of children .In case of child mishap...

Read more


Website: http://www.projecttopics.info

Rfid India Issues And Challenges Information Technology Essay

Rfid India Issues And Challenges Information Technology Essay

Published:

Last Edited:

23rd March, 2015

This essay has been submitted by a student. This is not an example of the work written by our professional essay writers.

RFID, or Radio frequency identification, is a generic term for technologies that use radio waves to automatically identify objects and collect data. The use of RFID dates...

Read more

Date: 1970-01-01 00:00:00
Website: https://www.ukessays.com

Related topics : passive rfid tags cost in india / rfid tag reader price india / price of rfid tag and reader in india / rfid technology companies in india / companies using rfid technology in india

RFID Technology and Multi-Agent Approaches in Healthcare ...

Our team is growing all the time, so we're always on the lookout for smart people who want to help us reshape the world of scientific publishing.

Open access peer-reviewed chapter

RFID Technology and Multi-Agent Approaches in Healthcare

By Felicia Gi za , Cristina Turcu and Cornel Turcu

Submitted: November 27th 2010Reviewed: June 10th 2011Published: August 17th 2011

DOI: 10.5772/23561

Stefan cel...

Read more


Website: intechopen.com

Disadvantages of RFID. Mostly Minor Or You Can Minimize Them.

Many of the Disadvantages of RFID are minor, and if you can minimize the rest, you can reap the significant benefits that RFID technology has to offer.

While Radio Frequency IDentification technology may be right for a large operation, for a smaller one you may want to consider the setup and ongoing costs carefully, and compare them with other technologies such as bar coding.

Before deciding,...

Read more


Website: wireless-technology-advisor.com

Related topics : active rfid tag read range / passive rfid tags advantages and disadvantages / rfid active reader passive tag / active rfid tags and readers price / passive rfid tag read range