Support Protocol: ISO 18000-6C(EPC-G2)Frequency: 902 928MhzInterface: RS232, RS485, Weigand 26, Trigger input interfaceOptional: WIFI, & RJ45Reading distance: Max 12 mtrsTag moves best speech: 120KmhrWorking Temperature: -20 +60StorageTemperature: -40 +70Antenna: Built in polarization Antenna, Gain: 12dbiTransmit Power: Max 30dbmadjustablePower Supply: DC12VSize: 530*530*170 (mm)Weight: Net Wt 3.5Kgs, Gross Wt 5Kgs