... 2:Frequency range 902~928MHZ(or customized);3:Support multi communication interfaces (RS232, RS485, Wiegand26/34,TCP/IP);4 ... antenna, the height of antenna adjustable;5: RF output power 20~30dBm adjustable, support auto, command, trigger work ... interfaceLAN,RS232,RS485,Wiegand26/34Communication rateSerial port 9600~115200bps,RJ45 10MbpsPower dissipationaverage<20WEAS alarm3s sound and light promptGP ...