10PCS 125KHz T5577 Rewritable Keyfobs – Duplicate RFID 5200 Proximity Access Card ID Token Keychain Cloner Tags

Unlock ultimate convenience and security with the 125KHz T5577 Keyfobs — Rewritable Duplicate Tag. Designed for access control enthusiasts and security professionals, these RFID keyfobs offer rewritable and duplicate capability, making them a versatile and cost-effective choice for managing access systems.

These 5200 proximity copy access cards are engineered to work with compatible 125KHz T5577 systems and can duplicate EM4100 cards with precision. Perfect for use in hotels, offices, schools, parking systems, and residential access control, they ensure reliable performance every time.

Compact, waterproof, and easy to carry, each keyfob comes with a built-in key ring, making it an ideal everyday companion for secure entry. Plus, they require no external power — a simple and efficient solution for modern access needs.

Whether you need backups or replacements, these keyfobs offer flexibility, durability, and high compatibility for your RFID access system.

🔹 Key Features

• Rewritable & Duplicate RFID Keyfobs — Save costs and keep backups with tags you can reprogram multiple times.

• High Compatibility — Works with most 125KHz RFID systems supporting T5577 chips.

• Durable & Waterproof — Built to withstand daily use and harsh environments.

• Portable & Convenient — Compact design with included key ring for everyday use.

• No External Power Required — Effortless operation with built-in functionality.

• Wide Application Range — Suitable for access control, hotel locks, staff attendance, parking systems, campus access, and more.

⚙ Specifications

• Brand: YEVERAXIN

• Model Number: T57K3C4-010

• Chip Type: T5577 / EM4305

• Frequency: 125KHz

• Material: ABS

• Weight: 5g per tag

• Type: Writable, Rewritable, Duplicate Key Tags

• Waterproof: Yes

• Compatibility: Requires device supporting 125KHz T5577 chip

• Included: Key ring

💡 Applications

• Access control systems

• Hotel door locks

• Staff attendance tracking

• School campus security

• Parking lot entry and payment

• Identification and security systems

• Transportation access systems

• Municipal service control