Adopt high performance Impinj UHF Reader chip IndyR2000 Small dimension, low power, convenient to integrate into internal of handheld reader Length ( PCB length) mm: 55.5 mm Length ( Including the RF connector) mm: 60 mm Width mm: 39.5 mm Height mm: 7.5 mm Operating Temp: -20° C – + 60 ° C Storage Temp: -20° C – + 85 ° C Operating Humidity: < 95% ( + 25 ° C) MMCX connector: 50 Ohm SMA connector: 50 Ohm ( options) Protocol: EPC global UHF Class 1 Gen 2 / ISO 18000-6C Frequency: 860MHz-960MHz Voltage: 3.7V/ 4.2V/ 5V Operating Current ( 30dBm output) : 1.1A/ 1.2A/ 1.3A Standby current: 50mA/ 60mA/ 70mA Maximum output power: 33dBm Minimum output power: 20dBm Output power accuracy: + / -1DB Output power flatness: + / -0.2DB Antenna connector protection: Support Tag RSSI: Support Antenna impedance matching measurement: Support Dense reader mode ( DRM) : Support Ambient temperature measurements: Support ESD protection: Multiple