Applicable Mobile Phone Interface: Type-C, Lightning, Micro-USB Applicable Devices: iOS and Android smartphones Compatible With: Infrared appliances including air conditioners, TVs, set-top boxes, projectors, cameras, and fans Infrared Wavelength: 940 nm Transmission Frequency: 38 kHz, 56 kHz Weight: Approximately 19 g Package Dimensions: 8.5 x 5.5 x 2.5 cm Features: 1. Smartphone App Control: Download the dedicated app, plug in the universal infrared remote, and instantly turn your smartphone into a smart remote for air conditioners, TVs, set-top boxes, and projectors. 2. Compact and Portable: Sleek, lightweight design with smooth CNC-machined surface for comfortable handling; easy to carry. 3. Plug-and-Play: Lightning connector features seamless, reinforced construction for smooth insertion and removal without damaging your device. 4. Wide Compatibility: Works with mainstream infrared devices including TVs, set-top boxes, projectors, air conditioners, fans, and more—single-button control. 5. Upgraded Chip: Fifth-generation infrared controller chip enables fast, stable connection without Bluetooth, extended transmission range, and wider coverage angle. 6. Modern Design: Minimalist, elegant shape with smooth, glossy finish—designed to complement your smartphone with a contemporary tech aesthetic. Package Includes: 1 x Infrared Universal Remote Control