10Pcs EM4305 T5577 Duplicator Badge Copy 125khz RFID Tag Card Key Ring~J~
EM4305 chip. Operation frequency: 125Khz. Compatible with all RFID reader to gain access. 10 x RFID Keys. Weight: 47g (10pcs). Detecting distance: 3-10cm. Compatible with all Door Entry system. Material: Plastic.