Wide operating frequency range and compatibility The HDMI to RF modulator covers 47 to 868 MHz (VHF/UHF) with bandwidth options of 6 MHz, 7 MHz and 8 MHz. It supports PAL and input resolutions including 1080P, 1080i, 720P, 576P, 576i and 480p, enabling versatile and reliable signal transmission over a wide spectrum. Adjustable output level and input options The HDMI to RF modulator provides adjustable audio and video output levels in the range of 80-95 dBuv. It offers optional output channels and supports HDMI and AV inputs, plus PAL TV format output. Easy installation and plug and play No driver installation is required. This modulator delivers a seamless plug and play experience. Simply connect, set up and start transmitting your audio and video signals. Compact and portable design Compact, lightweight and portable, the modulator is easy to carry and use in different environments. Its user friendly design supports flexible signal conversion on the go and helps expand your AV setup. Use scenarios - Home entertainment: convert HDMI from a Blu ray/DVD player to an RF channel for an older CRT or projection TV. - Classrooms or meetings: broadcast HDMI sources to multiple displays via RF in educational or conference rooms. - Retro gaming: route an HDMI game console to vintage CRT TVs through RF modulation for authentic display. This description preserves the original product specifications and functions while presenting clear, customer friendly benefits.