Description
125kHz Writable RFID Key Fob — EM4305 or TK5577
Read/write (rewritable) RFID key fob listed with EM4305 and TK5577 chip types. Choose a color option. The source also links to a separate read-only version with an integrated code.
- Frequency: 125kHz
- Chip types: EM4305 or TK5577, as listed
- Dimensions: 3.5 × 2.9 × 0.5cm
- Detection distance: 0–5cm, seller claim
- Operating temperature: -40°C to +85°C
- Waterproof: seller claim
- Listed applications: transport, parking, identification, attendance systems and ticketing
Read/write capability does not make a tag secure. Compatibility and rewritability depend on the reader, chip and system configuration. Do not use copied identifiers to impersonate another person or bypass access controls.









