10 Pack 125kHz Blank RFID Key Fobs Proximity Tokens Rewritable T5577 Built For Keyless Entry Security And Easy Access Control Systems Black For ID Card Duplication

10-Pack 125kHz T5577 Blank RFID Fobs for Access Control
✔️ 10 blank 125kHz T5577 fobs, rewritable, 40x30x4mm

Blank RFID key fobs built for 125 kHz proximity systems are typically used with card writers to program access doors, hotel locks, time attendance terminals, and event entry. They are durable with an ABS plastic shell and a copper coil, measuring 40x30x4 mm (1.57 x 1.18 x 0.16 in).

✅ Pack of 10 blank 125kHz T5577 key fobs, rewritable up to 100,000 cycles
✅ Dimensions 40x30x4 mm (1.57 x 1.18 x 0.16 in), ABS plastic, waterproof
✅ Frequency 125 kHz; sensing distance 2.5-10 cm (1-4 in)
✅ Writable with 125 kHz card writers; compatible with T5577/EM4305 variants
✅ Ideal for hotel keys, access control, time attendance, and duplication tasks

💡 What is a blank 125kHz RFID fob used for in access control and ID duplication?

Handy for creating new credentials or backups in entry systems. Written data make each fob unique, and they’re built to handle repeated programming.

- They are handy for door access, attendance, and event check-ins - They must be written with a 125kHz writer to encode IDs - They work with T5577-compatible readers and EM4305-style tags