Duplicable Writable Keychain RFID Card Blank ID125Khz5577 Clonable Proximity for Entry Systems, Hotels, Offices, Programmable Security Key Fob Tag Yellow

5200 Duplicable Keychain Access Card Blank Writable ID125Khz5577 Compatible ID Copy Card Simplify access management with this versatile plastic keychain card designed for effortless duplication. Compatible with 125Khz RFID systems (EM4100/EM4102 protocol), this writable proximity card allows quick copying of existing ID badges, key fobs, or access cards without technical expertise. Its compact keyring-ready design combines portability with durability, featuring scratch-resistant construction for daily use in offices, apartments, gyms, or gated communities. Key Features: • **High Compatibility**: Works with 125Khz RFID readers, elevator controls, and entry systems supporting EM4100/EM4102 tags. • **Instant Cloning**: Copy existing cards in seconds using compatible RFID copiers/programmers (device sold separately). • **Rewritable Memory**: Erase and reprogram up to 5200 times for flexible access updates. • **All-in-One Convenience**: Combines keychain functionality with access control—eliminate bulky card holders. • **Universal Use**: Ideal for duplicating staff badges, parking permits, library cards, or membership tags. Technical Specifications: - Frequency: 125Khz (LF) - Chip Type: T5577 (AT5577) - Memory: 5200 rewritable cycles - Dimensions: 2.16" x 1.38" x 0.08" (credit card size) - Material: Reinforced ABS plastic Package Includes: 1x Blank Writable Keychain Access Card Enhance security and convenience—stock up on these programmable RFID cards for seamless access sharing across teams, tenants, or family members. Note: Verify compatibility with existing card frequency before purchase.