Description

IC+ID UID Rewritable Composite Key Cards Keyfob Dual Chip Frequency RFID 125KHZ T5577 EM4305+13.56MHZ Changeable Writable

Features:

1.100% brand new and High quality,Waterproof,dustproof.
2.Sector block 0 which can be changed and 125khz keyfobs could be copied arbitrarily.
3.Dual frequency,dual chip,compatible 125khz and 13.56mhz access control system.
4.Readable and rewritable,No external power required.

Specification:

Frequency:13.56MHz+125khz
Card chip:UID+T5577/EM4305 dual chip
Read/Write Time :1~2ms
Data Retention:>10 years
Rewritable:>100,100 times
Operating temperature:-20- 85 degree