... RS485TCP/IP 10M/100M adaptive RS232 / RS485TCP/IP 10M/100M adaptive RS232 / RS485TCP/IP 10M/100M adaptive Size of PCB board 160mm *106mm160mm ... 3000m TCP/IP: Depends on net coverage area Collocations PCB board, case, power, power line, serial port communication line ... able to alarm by hardware, if connected with strengthened expansion board, then is able to Security alarm ( function(){ var aBigImageSrc ...