12/09/2025
๐จโจ Now Available at ALFA Network LK โ Chameleon Ultra โจ๐จ
Unlock the future of RFID with the Chameleon Ultra โ a key-chain sized, fully open-source contactless smart card emulator, NFC reader/writer and RFID cracking companion built for professionals, researchers, makers and security teams.
This tiny powerhouse packs multi-frequency emulation, high-precision timing, full read/write support and industry-leading cracking performance into a beautifully engineered device you can carry anywhere.
๐ What makes Chameleon Ultra special?
Ultimate multi-frequency support โ Low (125 kHz) and High (13.56 MHz) frequency emulation in one compact device.
World-class emulation precision โ Industry-leading โframe delay timeโ for emulation that meets protocol specifications and reliably mimics physical cards.
Optimised MIFARE Classicยฎ cracking โ Supports MFKEY32 v2, Darkside, Nested, StaticNested, HardNested and more โ with cracking speeds that match or exceed Proxmark.
Full read & write capabilities โ Read, edit and write a wide range of HF & LF tags (MIFARE Classicยฎ, NTAG, Ultralight, DESFire, EM4xx, T5577, HID Prox, Indala, FDX-B, PAC/Stanley, etc.).
Flexible control & updates โ Flash firmware via USB-C or OTA; manage badge dumps and workflows with GUI tools, mobile app or CLI. Community tools are actively maintained and improved.
Remarkable battery life & build โ Up to 6 months on a single charge from its tiny LiPo battery. Elegant, rugged construction of copper, epoxy, fiberglass and stainless steel.
โ๏ธ Key specifications
Processor: NRF52840 (ARM Cortex-M4, 64 MHz)
Memory: 1 MB Flash / 256 KB RAM
Buttons: 2 tactile controls
Battery: LiPo 90 mAh (long standby)
Connectivity: USB 2.0 Type-C, wireless OTA support
Dimensions: 40 ร 24 ร 8 mm โข Weight: 8 g
๐ Primary uses
Emulation โ Replace multiple physical cards with one programmable device.
Identification โ Detect frequency, modulation and protocol for unknown badges.
Reading & Writing โ Dump and program badge memory for testing and development.
Cracking & Key Recovery โ Recover keys for research and legitimate security assessments.
Rapid prototyping & access control testing โ Ideal for labs, pentests and developers.
โ ๏ธ Responsible use & legal note
Chameleon Ultra is a powerful tool designed for security research, education and legitimate development. Do not use this device to access systems, properties or data without explicit legal authorization. ALFA Network LK supports lawful, ethical use and encourages users to follow local laws and organizational policies.
๐ Open-Source & Community
All firmware, hardware and software resources are fully open-source on the Chameleon Ultra GitHub. Ongoing contributions from top community developers ensure regular improvements, new features and broad support.
๐ฆ Now available at ALFA Network LK Pvt Ltd!
Get yours today and join the community of RFID researchers and developers pushing the limits of contactless technology.
๐ Order / Inquiries: WhatsApp 075 255 0704 or message us on our page.
๐ฎ Fast shipping across Sri Lanka โข Limited stock โ grab yours now!