This 4 port HDMI Switch lets you connect up to four HDMI output devices to a single HDMI input - eliminating the need to manually exchange cables to switch between high definition audio video sources.The HDMI switch fully supports HDMI 1.3 device connections, as well as Dolby Digital TrueHD and DTS-HD high definition audio formats and display resolutions up to 1080p(hdtv) / 1920x1200(computer), ensuring a high quality audio and video experience. Suitable for long distance connections, the switch offers a signal enhancement feature that can be used with longer cable connections, boosting the HDMI signal for optimized quality.The switch provides an economical solution for connecting multiple HDMI out devices (Blu-Ray players, DVD Players, etc.) to a single port on a high definition LCD/Plasma TV.