We provide free technical support for you to build your security system, we are in this industry for more than 9 years and really help you.
Specifications:
Hi, this item is Standard 125KHZ RFID, not the HID item. and not the Rewrite item
Operation Frequency: 125KHz
Detecting distance: 1
Each keyfob pre-programmed with an unique ID number, which is printed on the it
It is small and easy to carry.
Waterproof, dust-proof and shockproof.
Package Includes:
50pcs RFID Card keyfobs.
It has much higher quality than others! Excellent Quality!