-Abstract: ·This HDMI Multi-viewer can display 4 HD digital video signals on the same screen with audio switch function, and has a variety of video segmentation(4 modes), seamless switching 4 HD input signals synchronously. ·The control methods of the switch is flexible, it can be switched via button and IR control. ·It's a very practical and stable switch and easy to install, Can be used widely in multi-player games/ exhibition hall/ TV marketplace/ stock market/ display mall/ education/ surveillance etc. -Features: ·4 Display Modes: One View Mode(No audio switch function), Dual View Mode(Good for vertical image, good for phone use), Quad View Mode, Quad View Cycled Mode. ·Supports Cascading: it means you could connect and use a few same Multiviewers together, to display more images in one screen. ·Supports Audio Switch: you could switch the audio sound or mute the sound in all modes, choose the output sound you like from the input signals. ·Supports using DVI to HDMI converter box from input devices, which means that if your devices only have DVI port, you could use those converter box to use this multiviewer. Note: DVI to HDMI cables is not recommended, might cause image distortion. Please choose DVI to HDMI converter box. -Specification: ·Video Bandwidth: 225MHz (6.7Gbps) ·Supports Equalizer TMDS Output: 25MHz 225MHz TMDS clock. ·Supports Blu-Ray 24/50/60fps/HD-DVD/xvYCC. ·Input Resolution: 720p/1080p/4K @ 30/50/60fps. ·Output Resolution: 1920x1080@30/60Hz, 2560x1440@60Hz, 3840x2160@30Hz. ·Supports 4K input up to 15 meters and output up to 10 meters (Cable standard AWG24). ·Supports video color depth format: 24 bit/30 bit/36 bit. Package Includes: 1 x HDMI 4X1 Multiviewer; 1 x IR Remote; 1 x User Manual; 1 x Power Adapter.