Product name:125Khz writable keyfobs
The chip type: T5577 chip which compatible with EM4305 chip
Working frequency: 125 KHZ
Communication rate: 9600 bonds
Reading distance: 0-10 cm
Reading and writing time: 67 ms
Working temperature: - 20 to 55 degree de
Erasable life: > 100000 times
Data storage: 10 years
Size: 3.6 x 2.9 x 6.5cm
Read and rewrite key tags RFID reader to gain access
EM4305 or T5577 chip has no code printing on it, because the code inside is blank or changable!
Package Include: 50pcs EM4305/T5577 Keytags
Normally, we will ship out Blue keyfobs without your notification and the ID card has no number If you need other colors or the number, please kindly let me know, thanks.
For more information, please visit: https://www.aliexpress.com/
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