Ugreen PID: 40265 HDMI repeater extender is with built-in signal booster and can extend high quality HDMI signal up to 150ft/50m away from the source device by connecting two HDMI cables together, which allows for the video source to be in a secure, remote location for controlled access while still delivering signal to devices in another area.It works by using the internal power of the HDMI bus to enhance and repeat the signal to the display. An ideal choice for home theater, multimedia demonstration, playstation, HDTV, etc.