This kind of HDMI mini switcher not only has the kdy-press-switching function,but also has the intelligent function • All inputs accommodate the connections of the high definition video sources simultaneously,compatible well for HD-DVD,SKY-STB,PS3,Xbox36 etc • The output sends the high definition audio/video signals to a high definition display • HDMI Switch enables 1, 2, or 3 devices with the HDMI (High-Definition Multimedia Interface), such as Xbox 360, PS3, DVD players, D-VHS players or satellite set top boxes, to output video and audio to one HDMI display device and switch between the connected devices via simple push button control on the front of the switch. • The High-Definition Multimedia Interface (HDMI) is a compact audio/video connector interface for transmitting uncompressed digital streams. • The advantage of HDMI Video Switch is that it only uses a single cable to connect from the HDMI video source to the HDMI / HDTV video display. • The HDMI Switcher is compatible with all HDMI-equipped and HDCP-enabled HDTV devices. • Video input and output types are standard HDMI ports. • HDMI Video Switch is perfect for any environment including casinos, classrooms, conference rooms, remote monitoring & training facilities. features: • 4 gold-plated HDMI female interface. • Convenient way to switch–just press the button on the switch box. • Fully compatible with HDMI 1.3b specification. • Supports 12-bit Deep Color, Full HD 1080P,with HDMI1.3b • Maintain high resolution video, sharp HDTV resolutions up to 1080p, 1440p graphics and computer resolutions up to 1920 x 1200. • LED lights clearly show which HDMI device is being selected. • No software driver and external power supply needed.