1. 【Product Feature】 We have added a restart function to effectively prevent equipment malfunction caused by magnetic fields. This can be achieved by pressing the A+B buttons and then releasing them. Our Chameleon Ultra supports both 125KHz ID cards (EM4100/T5577) and 13.56MHz IC cards (MiFare), making it the all-in-one solution for duplicating and emulating most access control cards and key fobs. 2. 【16-Card Multi-Emulation】 Store up to 16 cards (8 IC + 8 ID) and switch between them with a single button or via Bluetooth app. No need to carry multiple physical cards – perfect for office, home, and property management use. 3. 【Flexible Connectivity】 Equipped with Bluetooth 5.0 and USB-C, it works with Android OTG, PC, and Apple devices. Update firmware, manage cards, and customize settings easily via the dedicated app or desktop software. 4. 【Long-Lasting Battery】 Built-in 100mAh rechargeable lithium battery provides up to 6 months of daily use (6 activations per day). USB-C charging ensures fast, convenient power top-ups. 5. 【Ultra-Portable & Durable】 Compact 4×2.4×0.8cm size fits in your pocket or keychain. Rugged construction withstands daily wear and tear, making it ideal for on-the-go use by security teams and property managers. Say goodbye to the hassle of lost RFID access cards and key fobs, and break free from the high costs and long waits for replacement cards from the original manufacturer! ChameleonUltra makes a grand debut, packing powerful performance into a compact body to one-stop meet all your RFID scenario needs. Whether it's making card copies for family and colleagues, or conducting testing and troubleshooting of RFID systems, this versatile device can handle it with ease. It supports cloning, emulation, and in-depth analysis of various RFID tags and cards. The copied cards can be directly used for access to secure areas and equipment operation, and storing multiple types of card data enables flexible adaptation to different scenarios. For security maintenance personnel, the device can accurately identify potential vulnerabilities in RFID systems, building a solid defense for system security. Engineers, security professionals, and tech enthusiasts can all master it. Its ultra-portable design allows you to start efficient operations anytime, anywhere, completely bid farewell to the tedious process of replacing cards, and unlock new possibilities for RFID applications. Say goodbye to the hassle and high costs of ordering replacement access cards and key fobs. We have added a restart function to effectively prevent equipment malfunction caused by magnetic fields. This can be achieved by pressing the A+B buttons and then releasing them. Product List Chameleon Ultra Main Unit × 1 Metal Lanyard × 1 Type-C Data Cable × 1 USB to Type-C Adapter × 1 T4 Screwdriver × 1 Product Manual × 1