UHF RFID OTGUSB Reader is design miniature, built-in antenna, compliance with ISO18000-6C protocol, power: 27dBm, Voltage: DC 3.6~5.5V. Reading Range:2m, and read speed is 100 tags per second. This product uses USB interface. UHF RFID Reader combined with UHF RFID reader with a smart phone as a UHF handset, it can be used in access control, product inventory, checkout counters, patrol management, anti-counterfeiting, chain store counting, chain stores POS.

Commodity inventory                                                   Wine bottle reading





  • USB micro connector for USB OTG enabled smartphones and tablets
  • Small abd convenient
  • Download MTI RFID ME HW GUL app from Google play for free
  • MTI low level command set API with Google ICS SDK supports Android app developers
Item Technical data Unit Remark
Fixed current ≤1 mA EN pin low level
Frequency range 902~928 MHz  
Defaul working frequency Frequency hopping MHz Frequency interval 250KHz
Channel bandwidth ≤250 KHz  

Frequency hopping

≤2 s  
Fixed power 27 dBm  
Stepping interval 1 dB

5~27dBm, adjustable by software

Label protocol ISO18000-6C(EPCGEN2)    
Communication protocol

Asynchronos serial ports protocol

Starting time ≤50 ms  

power rising time


power droping time


power leaking ratio

≤-40 dB 1CH
≤-60 dB 2CH
Frequency stablizing ratio 10 ppm -20°C~+80°C
20 ppm -20°C~+80°C
Max reading range 2 m 2dBi antenna

Characteristics of DC

Data Mini value Typical value Max value Unit Remark
Voltage of power 3.6 - 5.5 V Direct current
Input high level 2 3.3 3.5 V GPIO
2 - 5 V EN
Input low level -0.5 0 0.5 V GPIO
- - 0.18 V EN
Output high level 2.3 - 3.3 V GPIO
Output low level - 0 1 V GPIO
Enable current 2 5 25 uA VEN≥2V

Environment Requirement

Item Technical data Unit Remark

Working temperature

-25~+75 °C  

Storage temperature

-40~+85 °C  

Relative humidity

10%~90% RH  


  • Parking automated management and preservation of vehicles
  • Rental car and bus access control
  • Warehousing and logistics management
  • Library books management
  • Malls commodity management
  • Livestock management
  • Amusement park management
  • Jewelry management
  • Apparel management
  • Drug management
  • Secret document tracking
  • Anti-counterfeiting
  • Chain stores commodity counting
  • Chain stores POS
  • Inventory counting

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