Features: 1. UHF card reader, high working frequency of 902Mhz-928Mhz, the data rate is up to 115200BPS. 2. IP65 waterproof design, not fear of rain, and it is able to work well in all kinds of demanding environments. 3. Multi-protocol compatibility, rich communication interface, supports for IOS-18000-6C (EPC G2) ISO-18000-6B electronic tag, supports for RS485, RS232 and wiegand26/34bit communication. 4. Reading distance is up to 10 meters, it is convenient and time-saving, which can reduce the queuing time of vehicles waiting to slot the card. 5. A variety of environmental sensing technologies, it can automatically adjust signal parameters according to the needs of the environment. Specification: Condition: Brand New Operating Frequency 902MHZ- 928MHZ Type: Contactless Card Reader Card Reading Time: 0.2s Working Mode: Software Sets Frequency Hopping or Constant Frequency Operation Adjustable Range of Power: 0.1W-1W Antenna: Built-in Circular Polarization Antenna Communication Port: USB: Support USB Communication, USB Upgrade Program RS-232, RS-485 Wigan 26 or Wigan 34 Communication Rate: Software Setting, Default 9600, Up to 115200bps Read and Write Performance: Read and Write Passive Electronic Tags: Support 18000-6B and EPC Protocol Maximum Reading Distance of Label: 10 Meters / 32.8ft , Reliable Reading Distance: 3 Meters Support VB or VC Development Power Supply: 12V DC Average Power Consumption: Less Than 2W Size: Approx. 215 X 215 X 50mm/8.5 x 8.5 x 2in Application: Vehicle Access Control, Automatic Charging Without Stopping, Personnel Access Control Management, Logistics Monitoring, Production Automation Management and Other Fields Package List: 1 x UHF Card Reader 1 x Power Supply 1 x Mounting Bracket 1 x Screw Package .