1、Professional Design: HD Multimedia Interface router for seamless switching, HD Multimedia Interface 1.4, four HD Multimedia Interface input ports and four USB output ports. Four input ports are supported, and the same and different sources can be output. 2、Broad Compatible: Compatible with a wide range of devices. Plug and play. Support set top boxes, desktops, laptops and other devices with HD Multimedia Interface interface to connect to monitors, projectors, etc. 3、Advanced Technology: Anti static technology to prevent electronic components from being damaged by static electricity; Anti surge technology to enhance product stability and prevent surge impact; 4K 2K 30Hz, enjoy high definition vision; 3D imaging technology, large screen viewing, enjoy stereoscopic visual effects. 4、Edge Masking: You can set your video wall to show only what you want, avoiding any unsightly gaps or overlaps in your picture. 5、System Compatibility, Wide Application: for Windows series, for OS X, and for Linux systems are supported. It is suitable for home sharing, TV stores, advertising displays, multimedia teaching, etc. Item Type: 4x1 HD Multimedia Interface Multiviewer Switch Material: Aluminum Alloy Remote Control Battery: AAA Battery x 2 (Not Included) Resolution: 3840 x 2160 Support Sound Format: Stereo Maximum Operating Current: 0.4A Operating Temperature Range: -10~45℃ 1 x Video Splitter 1 x Power Adapter 4 x USB Cable 1 x Remote Control 1 x Instruction Manual