... V8,I.CODE SLI,Tag IT,SRF55V01P,SRF55V02P,SRF55V10P ISO14443B contactless CPU card Card Reader ModuleWorking frequency :13.56hzReading distance :0-10cmResponding speed ... 8 wires , (1 Relay output ports/DC24V 2A max) Mifare 1K , Mifare 4K , Mifare Utralight , Mifare DesFire , Mifare Pro,SHC1102,SHC1104,SLE66R35,SR176,SRIX4K CARD Reader MODULE