... , UHF RFID Reader with 4 antenna ports reading distance 12m RS232/RS485/RJ45 communcation interface RFID Card reader, UHF RFID ReaderFeatures: - Special ... request)Operation Mode(FHSS)RF Power0~30dBm,software configurableCommunication InterfaceStandard RS232, RJ45(TCP/IP), RS485,Output Port4 Team OUTPORT(can control output ...