Features: 1.The input signal source can be switched by the key, and the current signal source can be identified by the LED indicator light. 2.Supports uncompressed audio, such as LPCM, and compressed audio, such as DTS Digital and Dolby Digital. 3.The output signal up to 4Kx2K60HZ, the video signal is more stable and have better picture quality. 4.Supports a maximum total TMDS throughput of 8.91Gbps, faster signal transmission and strong anti?interference capability. 5.More convenient to use, 3 in 1 out interface design, having stable and excellent working performance. specification:Item Type: High?Definition Multimedia Interface Switcher Material: ABS+PVC Color: Black Input Port: 3 x High?Definition Multimedia Interface Output Port: 1 x High?Definition Multimedia Interface Input Video Signal: 0.5-1.0 volts p-p Input DDC Signal: 5 volts p-p (TTL) Maximum Range of Single Connection Signal: 1920X1200, 1080P Output Video Signal: High?Definition Multimedia Interface 1.3b+HDCP1.0/1.1 Supports VGA video format: 640x480, 800x600, 1024x768, 1920x1200 DTV/HDTV: 480i/576i/480p/576p/720p/1080i/1080P Field: 50/60Hz Video Amplification Bandwidth: 2.5GPBS /250MHz Maximum Length of Input High?Definition Multimedia Interface Cable: Approx. 15m / 49.2ft Maximum Length of Output High?Definition Multimedia Interface Cable: Approx. 15m / 49.2ft HD support (HDTV): interlaces (50/60Hz): 480i,576i,1080i; Progressive scanning (50/60Hz): 480P, 576P, 720P, 1080P High?Definition Multimedia Interface Color s: Each channel supports 12 bit dark color, up to 36 bits on all channels Function: 3 In 1 out High?Definition Multimedia Interface switcher has key switching function and intelligent function.The 3 In 1 High?Definition Multimedia Interface switcher routes 4K x 2K video and digital audio from any of the three sources to the HMI interface. The three input terminals can connect to HD video sources simultaneously, such as HD player, Blu-ray player, set-top box, P&S3, Xbox360, etc.The output sends HD audio/video signals to the HD display PackageList: 1 xHigh?Definition Multimedia InterfaceSwitcher 1 x Manual NoteNo power adapter is required for this switch to work as long as the connected device provides sufficient power. High?Definition Multimedia Interface cable has the ability to supply power from the connected power source.