125khz Rfid Card Writer Copier Programmer With 2 T5577 Rewritable Keyfobs. Introducing Our Advanced ID Card Copier, Designed Specifically for Duplicating 125 KHz EM4100 ID Cards. With Its State-of-the-art Program Algorithm and Circuit Design, This Device Ensures Efficient and Accurate Copying for Backup Purposes. Designed for User-friendliness and Portability, It Features a Mini Handheld Ergonomic Mold with Simple Read and Write Buttons. The Copier is Engineered with an Advanced Chip, Enhancing Integration, Stability, and Reliability While Reducing Power Consumption to Prolong Battery Life. Perfect for Use in Communities, Schools, Offices, and Other Locations Requiring Access Control, This Device Supports Reading EM/TK (including EM4100 and TK4100) Cards or Keys, and Writing on EM4305, T5577, and Similar Types. Please Note: This Device Works Exclusively with 125 KHz and Compatible Chip Types. Features: - Portable Design: Mini Handheld Ergonomic Mold for Easy Carrying. - Simple Operation: Two Easy-to-use Buttons for Reading and Writing. - High Integration: Advanced Chip for Enhanced Stability and Reliability. - Energy Efficient: Optimized Program Algorithm and Circuit Design for Reduced Power Consumption. - Versatile Application: Suitable for Community, School, Office Access Control, and More. - Frequency: 125 KHz - Read Compatibility: EM/TK (EM4100, TK4100) Cards or Keys - Write Compatibility: EM4305, T5577, and Similar Cards or Keys - Copy Capacity: Over 20,000 Times - Power Supply: 2 AAA Batteries (not Included) - Package Includes: 1 Copier, 2 T5577 Keyfobs.