Feature:1. Professional Design: This 4K 60Hz 4x2 multiviewer seamless UHD video switcher is designed to support higher output resolutions (4K 60) for multiple sources on a single screen.2. Combined, User Managed: The video switcher can combine up to four video signals onto two ultra HD or HD displays. Users can manage each input and create combinations of four inputs on a single display, as well as adjust the position of any one input.3. 8 Display Modes: HD Multimedia Interface switcher supports 8 display modes, including SINGLE, PIP, PBP (1), PBP (2), Triple (1), Triple (2), Quad (1), Quad (2). Within the mode range, users can freely switch 4 high definition inputs to realize the function of single screen display and single screen display multi screen.4. High Resolution: HD Multimedia Interface splitter supports full range input video resolutions up to 4K 60hz (RB), supports 18Gbps video bandwidth, and supports sound deembedding from external sound distribution systems (sound output via analog and optical sound).5. Multi Format Support: 4K HD Multimedia Interface switch supports LPCM, DD+, DTS, for Dolby TrueHD, DTS HD master transparent transmission sound format. Supports seamless switching between input channels, supports sound stripping, and outputs through analog and optical sound.6. Multifunction, Simple Operation: Video switcher supports scaling function, independent selection of sound, and intelligent EDID management. This product can be operated through front panel buttons, infrared remote control, RS 232 serial port commands.Specification:Item Type: HD Multimedia Interface SwitcherMaterial: IronHD Multimedia Interface Compatible: HD Multimedia Interface 2.0bHDCP Compatible: HDCP 2.2/1.xVideo Bandwidth: 18GbpsVideo Resolution: up to 4K2K 60 4:4:4Infrared Level: 5Vp pInfrared Frequency: Fixed Frequency 38KHzColor Space: RGB, YCbCr 4:4:4, YCbCr 4:2:2, YCbCr 4:2:0Color Depth: 8 10 12 BitHD Multimedia Interface Sound Formats: PCM2.0, 5.1, 7.1CH, for Dolby Digital, Plus, EX, for Dolby True HD, DTS, DTS EX, DTS 96 24, DTS High Res, DTS HD Master SoundAnalog Sound Format: PCM2.0Optical Sound Formats: PCM2.0, 5.1, 7.1CH, for Dolby Digital, Plus, DTS 5.1Input Port: 4 x HD Multimedia Interface IN [Type A, 19 Pin Female]Outputs: 2 x HD Multimedia Interface OUT [Type A, 19 Pin Female], 2 x L R OUTPUT [RCA], 2 x OPTICAL OUTPUT [S PDIF]Control Port: 1 x RS 232 [3pin 3.81mm Phoenix Terminal], 1 x IR EXT [3.5mm Stereo Mini Connector]Remote Control Battery Type: 1 x CR2025 Button Battery (Not Included).Package List:1 x HD Multimedia Interface Switcher 1 x Instruction Manual1 x Remote Control 1 x Terminal Adapter1 x Infrared Receiver1 x Sticker2 x Hanging Board4 x Screw 1 x Power Adapter