[Wide Compatibility with Multiple Cards &amp; Frequencies]：Our reader writer supports a broad range of frequencies including 125KHz, 250KHz, 375KHz, 500KHz, and 13.56MHz (ISO14443A/B), ensuring compatibility with most ID/IC cards, NFC tags, and HID-style fobs. Whether you need to duplicate cards for home security or office access, this device handles it effortlessly.<br>[Smart Frequency Detection &amp; User-Friendly Operation]：Simply press the “SCAN” button to automatically detect your card’s frequency, or manually select it using the “MODE” key. The clear color screen and voice prompts guide you through each step, making this cloner intuitive even for beginners. Perfect for quick duplication of key fobs and cards without technical hassle.<br>[Dual Power Supply &amp; Complete Starter Kit]：Power the copier with 4 AAA batteries (not included) or via USB connection. The package includes the reader writer, USB cable, and a selection of blank T5577 cards and keychains for immediate use. Start cloning your cards and key fobs right out of the box.<br>[Reliable Performance for Access Control &amp; Security]：Ideal for duplicating encrypted and standard cards used in access control, elevators, attendance systems, and parking management. If you encounter encrypted cards, connect the device to a computer for decoding. For best results, position the card firmly over the rear sensing area and retry if needed—this writer ensures consistent, reliable cloning every time.<br>[After- Service]：AAdhering to the “customer first, quality first” concept, is committed to providing you with a full range of efficient and caring after- service, to ensure that you use reader writer in the process of worry-free, if you are not satisfied with the product, please feel free to !