uTrust 3720F HF+LF Reader/Writer

119.00 €
As low as 99.00€/pz. for 20 pieces . Learn more

Reference LS-UT3720HF+LF

The Identiv uTrust 3720 F LF + HF reader is a powerful tool for programming tags at 125 KHz and 13.56 MHz frequencies. Compatible with Windows, Mac, Linux and Android.


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Quantity Discount Unit Price
10 8.4% 109.00 €
20 16.81% 99.00 €

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The uTrust 3720 F is a contactless reader produced by Identiv, able to program and read NFC chips of the ISO 14443 A/B, ISO15693, NFC, MIFARE™ and FeLiCa™ type.

The Reader supports two types of frequencies supports 125 kHz and 13.56 MHz contactless cards.


Drivers for Windows, Mac and Linux can be downloaded here from the official Identiv website.

API and Utility

Also available for this player are various tools for developers, downloadable here, from the official website of Identiv.

OS Compatibility PC/SC specification ver. 2.01.14 for:
  • Windows 7/8/8.1/10 (32 and 64 Bit)
  • Windows Server 2008/2012/2016
  • Mac OS 10.6.x - 10.16.x
  • Linux 2.4.x, 2.6.x, 3.x, 4.x (32 and 64 bit)
  • Android 4.0 and higher
NFC Compatibility
  • ISO/IEC 14443-3 type A e B
  • ISO 15693
  • 125 kHz
  • NFC Forum types1-5
  • NTAG
  • FeliCA
  • NXP MIFARE Classic® 
  • NXP MIFARE Plus® 
  • NXP MIFARE Ultralight®
  • Calypso
  • LF

Compliance /

  • USB 2.0 Full Speed, CCID, Microsoft® WHQL
  • RED 2014/53/EU, FCC part 15 Subpart C, RoHS2, REACH, and WEEE
Operating Frequency 13.56 Mhz and 125kHz
Read/Write speed 106, 212, 424, or 848 kpbs, depending on NFC IC
Operating Temperature -20° to 75°C 
Storage Temperature -25 to 85°C
Operating Humidity Range Up to 95% RH non-condensing
Dimensions 91 x 75 x 12 mm (3.583 x 2.953 x 0.472 in)
Weight N/A
  • LED for status indicator
  • 1.5 m USB cable with USB type A connector

For more information on the technical specifications, for the technical data sheet, drivers and software, visit the official website of Identiv.


Data sheet

Commodity code (HS)
Country of origin


Identiv Readers Compatibility

Compatibility table of Readers with HF and LF chips

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