Simple and versatile installation with a compact, USB-powered transmitter that features a built-in HDMI cable Astonishing picture quality with support for UHD resolutions up to 4K Easy integration with existing CAT5/CAT6/CAT7 infrastructure Mounting hardware included 7.1 audio support This 4K HDMI extender uses HDBaseT to transmit your HDMI A/V signal to a remote location up to 70 m (230 ft.) away.
eBay