Features 1. HDMI to RF coaxial converter adapter can be used for TV, which converts HDMI digital signals to RF analog signals. 2. It displays DVD, Blu-ray players, game consoles, set-top boxes, or PCs with coaxial analog signal output from HDMI source devices on standard older TVs, or displays multimedia files from laptops to viewers through large-screen projectors. 3. HDMI RF signal transmitter enables long-distance signal transmission between different rooms using coaxial cable. 4. RF coaxial converter outputs analog signals only; image quality is lower than native HDMI (similar to 480p). Not compatible with ATSC format. 5. HDMI RF modulator includes remote control to adjust output screen position, amplitude, brightness, contrast, and chrominance. Specification Item Type: RF coaxial converter Supported Input HDMI Resolution: 480i / 480p / 576i / 576p / 720p / 720i / 1080i / 1080p Material: ABS Color: White Button Battery: CR2025 (not included) Package List 1 x Converter 1 x Remote Control 1 x Cable 1 x Power Cord 1 x User Manual in English Note Please check the TV's supported format before ordering. This converter outputs only four TV formats: PAL-BG, PAL-I, PAL-DK, and NTSC-M. If your TV does not support one of these, the converter will not work. The device cannot operate in reverse. Battery not included.