Specification
Material: ABS
Color: Balck
Frequency: 125KHz
Size: 32*40* 3.5 mm/ 1.57 * 1.26 * 0.14 inch
chip: Original T5577 (The best rewritable chip)
Package included:
50pcs black T5577 RFID keyfobs
Note:
You cannot add them to RFID locks directly. You must write data into them by a 125kHz RFID card writer before use. They are blank tags, no data inside.