100x 125 KHz RFID EM4100 EM4102 Chip Key Fobs for entry control systems
Chip type: EM4100, EM4102. all RFID reader to gain access. Response frequency: 125 KHz. Operation Temperature : -40°C to 85°C. Water resistant. Material: ABS. Because the unpaid dispute will not be closed automatically, and we may ignore it.