RFID Badges Keyfobs Smart ID Key Tag 125KHz Access Card Door Control Proximity EM4100 TK4100 Keyfobs RFID NFC Token Badge Holder

Functionality Waterproof RFID key identifies proximity door control access. Each keyring has a unique identification number. Suitable for 125KHZ card reader and the reading distance is between 0 and 10 cm. Widely used in apartments, offices, parks and other places. ABS material. Read-only, not writable. Product Description Material: waterproof ABS material. Colour: blue. Support: Read-only, non-writable. Working frequency: 125 KHz Chipe: TK4100/EM4100 chip. Each keyring has a metal keyring and a unique identification number. Standard: Package includes: 100 key rings