Supports multiple NFC/RFID functions, including compatibility with for Classic, Ultralight, DESFire, Plus, 21x, EM410x, and T5577 card types. The Chameleon Ultra is one of the leading devices in the RFID communication field, integrating dual-band communication capabilities of 125kHz and 13.56MHz. Its core functions include card emulation, third-generation fully encrypted card sniffing, and multi-protocol read/write operations. Simultaneously emulates up to 16 cards (8 card slots, each supporting 1 IC + 1 ID). Utilizes a professionally matched antenna design, achieving a card swipe distance superior to most other products on the market. Powered by the high-performance NRF52840 MCU (ARM - architecture, 1MB Flash + 256KB RAM)., Weight: 0.21054146021 Pounds, Manufacturer: Prterver