... tag the read range is 0-80m, have RS232,RS485,WG standard interface,high performance. Ultra-thin ... , have RS232,RS485,WG standard interface,high performance. Data can be transferred via GPRS by choosing RF module. Product ... simultaneouslyAngle of reading card30 degreesAntenna polarizationCircular polarizationCommunication interfaceRS232,RS485,WIEGAND26/34Power supplyDC12V/1A Operating temperature-30° ...