Power Output�F100mw (default),(5/10/15/20dBm Optional) RF Line-of-sight Range�F 2000m@1200bps,1200m@9600bps RF Effective Rate�F 1200/2400/4800/9600bps Space Channel�F 150KHz Bandwidth: 12.5~50KHz Receiver Sensitivity: 123dBm@1200bps-116dBm@9600bps Supply Voltage :4.75~5.25VDC Transmit Current: <50mA@10dbm,<80mA@14dbm,<100mA@20dbm Receive Current: <45mA Sleep current: <5ƒÊA Frequency Band: 405~440MHZ (UAN433) customized 440~470MHZ (UAN450) customized 480~510MHZ (UAN490) customized 850~880MHZ (UAN868) customized 900~930MHZ (UAN915) customized Channel: 128, Soft Setup Interface: TTL/UART Size: 47mm�~26mm�~6.85mm (excluding antenna base) Weight: 22g Antenna Base:50Ohm , SMA Operating Temperature: Industrial:-35�Ž~+80�Ž(TCXO) Commercial:-20�Ž~+60�Ž Frequency Stability: �}2.5ppm Industrial �}5ppm Commercial