The Altex Preferred MFG HDMI RF Modulator Digital to Analog Video Converter allows you to convert HDMI digital signals into VHF analog TV (RF) signals, making it a versatile HDMI extender for ultra long-distance transmissions. With this device, you can easily share videos, pictures, and programs on other TVs in different rooms, or connect your security cameras or CCTV surveillance to any monitor, projector, or TV. It's compatible with various streaming media players, gaming consoles, and modern HDMI-equipped components, and comes with an F type female coaxial input for connecting antennas, TV tuners, satellite set-top boxes, and cable boxes, as well as a separate RF coax output for extending digital or analog signals to other TVs. Thanks to its channel switch, it won't interfere with any existing players, making it a convenient and easy-to-use device. Plus, it doesn't require any drivers or adapters, making it a plug-and-play solution for all your HDMI needs.