Feature:1. 4 IN 2 OUT: OUT A port also functions as a picture splitter. the OUT A output port is capable of displaying 4 HD Multimedia Interface HD input signals simultaneously on a single TV set.2. 6 SPLIT MODES: 4x2 switcher supports 6 splitting modes, within which users can freely switch between 4 HD input sources to achieve "single screen" display or "single screen display with multiple screens".3. HIGH VIDEO RESOLUTION: HD Multimedia Interface 4x2 switcher supports panel button, remote control and TTL external control switching function. The video resolution supports up to 3840x2160 at 30Hz.4. FULL METAL HOUSING: 4x2 picture splitter is housed in an all metal case that preserves the product's circuit board while reducing external signal interference and enhancing heat dissipation.5. WIDE RANGE OF APPLICATIONS: HD Multimedia Interface 4x2 picture splitter is widely used in multimedia advertising, large screen display projects and teaching areas such as game halls, easy to use.Specification:Item Type: HD Multimedia Interface 4x2 Picture SplitterModel: KC 8402Material: MetalInput: 4 x HD Multimedia InterfaceOutput: 2 x HD Multimedia Interface (OUTPUT A Four Screen, OUT B Only Single Screen)Compatible With: HD Multimedia Interface 1.4b/2.0a, HDCP 1.4, DVIVideo Resolution: 4K At 30Hz, 1080P At 60Hz, 720PSupport: 6 Kinds Of Split ModeSwitching Mode: Infrared Remote Control, Machine Button, External TTL ControlVoltage: 100-240VRemote Control Battery Type: 2xAAA Alkaline Batteries (Not Included).Package List:1 xHD Multimedia Interface 4x2 Picture Splitter1 x Remote Control1 x Power Adapter1 x Instruction Manual