1080P Practical HDMI-compatible 4X1 Quad Screen Real Time Multi Viewer Plug Play screen splitter 4 in 1 Out for ProjectorSpecifications: Adopting flexible, practical and stable panel button switch control type, this video switcher is easy for you to install.With the display of 4 channels of high-clarity digital video signals at the same time, this video switcher can divide a variety of videos and switch 4 channels of high-clarity input signals synchronously.It is constructed of aluminium alloy shell design, which has strong corrosion-resistance, good electrical and thermal conductivity.The length of the product is 116mm, the width is 61mm and the height is 20mm.It can be used in large-scale projects, conference halls and other places.Item Name: screen splitterInterface: 4 x HDMI-compatible Input, 1 x HDMI-compatible Output Resolution: Support 1080P, 720P, 1080i, 1024x768, 1360x768, Etc. Audio Output Format: PCM2 HDMI-compatible Screen Switching Method: Panel Button Function: HDMI-compatible Four-screen Splitter (Supports 720P/1080P Output, Supports Multiple Screen Split Modes) Features: High Resolution, High-speed Switching, Stable SignalSize Details: 11.6cm x 6.1cm x 2cm/4.57" x 2.4" x 0.79" (Approx.)Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Note that only the audio interface in large screen mode has sound output, and all interfaces in other modes have no sound output. Note that there is no remote control, only button switches are supported.Package Includes: 1x host 1x power supply 1x manual