... reader,Best price,3years warranty, RS232, RS485, TCP/IP, USB Host,CE/FCC,OEMs/ODMs RFID card readerHF-IM2500 Color ... freely. Multi-network communication: RJ45 Ethernet, RS232, RS485, GPRS/CDMA wireless WIFI. ·Support the real-time transfer of the time & attendance ... and 8 programmable function keys·Communication: RS232, RS485, TCP/IP, USB Host·Options: WIFI, GPRS, Mifare, HID, iClass ·Size: 252 ...