Name:uhf rfid timing system Operating System:Linux 2.6 CPU:ARM9, 400MHZ Size:324*225*59mm Weight:2500g Interface:RJ-45,RS232,RS485,USB 2.0,WiFi,BT,Wiegand Level:Chinese Top RFID technology Chip:Impinj R2000 Reading range:0-20m Protection level:IP54 Show More