... 4G tag the read range is 0-80m, have RS232,RS485,WG standard interface,high performance. Ultra-thin integrated ... 4G tag the read range is 0-80m, have RS232,RS485,WG standard interface,high performance. Data can be ... simultaneouslyAngle of reading card30 degreesAntenna polarizationCircular polarizationCommunication interfaceRS232,RS485,WIEGAND26/34Power supplyDC12V/1A Operating temperature-30°C~ ...