Note: Manual measurement please allow some error. Specification: Item Type: HD Multimedia Interface Multiviewer Switch_x000D_Material: Aluminum Alloy_x000D_Size:_x000D_Length: Approx. 252mm/9.92in_x000D_Width: Approx. 105mm/4.13in_x000D_Height: Approx. 25mm/0.98in_x000D_Plug Voltage: 100-240V_x000D_Remote Control Battery: 2 x AAA (Without Included)_x000D_HD Multimedia Interface: HD Multimedia Interface1.4_x000D_HD Multimedia Interface Input and Output Transmission Distance: High Speed HD Multimedia Interface Lines Can Reach 15m/49.2ft_x000D_Input Resolution Support: 1080P 60HZ, 720P, 1080i, 1024x768, 1360x768;_x000D_Output Resolution Support: 1080P 60HZ, 3840x2160 30HZ Features: 1High Resolution: 4K HD Multimedia Interface 8x1 multi viewer with 8 HD Multimedia Interface inputs and 1 HD Multimedia Interface output. Seamlessly switch 8 HD Multimedia Interface sources in 9 different multi views, with four HD screen splitting and seamlessly switched output switches. HD Multimedia Interface input resolution up to 1080p, HD Multimedia Interface output resolution up to 4k 30hz. 28 HD Input Signals: 8 HD digital video signals can be displayed on the same screen, and has a variety of video segmentation methods, synchronously and seamlessly switching 8 HD input signals. Using a high end image processing engine, it supports any resolution input of the host computer, without the need for a graphics card or screen. 3Flexible Control Mode: HD Multimedia Interface screen splitter switching is flexible in control mode, which can be switched by button and infrared control. Multi screen mode to meet different visual habits. 4Multiple Modes: 8x1 HD Multimedia Interface multi viewer screen supports RS232 control and infrared remote control, upper and lower dual image mode, left and right dual image mode, eight image mode, four image mode shortcut keys. 5Easy to Use: HD Multimedia Interface multiviewer switch is a very practical and stable switch, easy to install, can be used in the major projects, support fast and seamless switching of pictures, fast browsing, will not miss a picture. PackageList: 1 xHD Multimedia Interface Multiviewer Switch 1 x Remote Control 1 x Adapter 1 x Instruction Manual