The B119-003-UHD-MN 3-Port Mini HDMI Switch allows you to connect three HDMI source devices to one port on an HDMI monitor and switch back and forth between them. For instance you can connect your Blu-ray player video game system and cable/satellite DVR to one HDMI port on your high-definition television. Or you can connect three computers or media centers to a monitor for displaying digital signage or giving presentations. Switch between source devices using buttons on the unit or the included remote control. The included IR extender receiver lets you hide the unit out of sight while still being able to switch devices up to 4.88 m (16-ft.) away using the remote. When the currently used device is powered off the unit automatically switches to the next powered-on device. The B119-003-UHD-MN ensures top-quality audio/video applications with Ultra High Definition (UHD) video resolutions up to 3840 x 2160 (4K x 2K) @ 24/30 Hz and 48-bit True Color (16 bits per channel) as well as DTS-HD Dolby True-HD and 7.1-channel surround sound audio. Its compatible with 3D HDCP and EDID. Hassle-free functionality requires no software drivers or external power supply. Sets up in seconds.- Switch source devices using buttons or included remote control- Switches to next port when current device is powered off- Supports UHD video resolutions up to 3840 x 2160 (4K x 2K)- Supports DTS-HD Dolby TrueHD and 7.1-channel surround sound- No software drivers or external power supply required- Switch between source devices via pushbuttons on unit or included remote control- Ideal for home audio/video applications presentations and digital signage- Included IR extender receiver lets you control devices from a distance using the remote- Automatically switches to next available device when currently used device is powered off- Supports Ultra High Definition (UHD) video resolutions up to 3840 x 2160 (4K x 2K) @ 24/30 Hz- Supports 48-bit True Color (16 bits per channel)- Supports DTS-HD Dolby True-HD and 7.1-channel surround sound audio- Compatible with 3D HDCP and EDID- Plug and play right from the box with no software drivers or external power supply needed