Faʻataʻitaʻiga: DS-A04 Operating frequency: 134.2KHz Support protocol: ISO 11784, ISO 11785, FDX-B Support the chip: EM4305, Mata S256, T5577, ma isi. Communication interface: RS232, RS485, Wiegand 26 Card-reading distance: 45cm~55cm (diameter 30mm RFID ear tag) Operating voltage: 12V~15V Operating current: <200mA Operating temperature: -10℃~+50℃ Storage temperature: -30℃~+70℃ Size: 260×260×35mm Color: black Notice: E mana'omia le Javascript mo lenei anotusi.