WISDUM HDMI Multiviewer 4x1 4 Port Multi-Picture Seamless Switch 4 Input 1 Output Split Screen TV, Support 4K@30Hz 1080P60Hz Applicable to Display Multiple Signal Sources on The Same Monitor

[4-Port Video Switcher]HDMI multiviewer switcher can input 4 HDMI signal sources to HDTV or monitor, and can display 4 screens at the same time or individually full screen display, in full screen mode can be real-time fast and seamless switching [4 Display Modes]HDMI multiviewer switcher has 4 display modes, left and right equal division, 4 equal division, 1 big and 3 small to provide you more diversified choices [Multiviewer]HDMI multiviewer switcher supports up to 4K@30HZ resolution and is backward compatible with 1080P60HZ/480P/576P and other video formats [2 Control Methods]Multi-picture switcher supports push button control or IR remote control [Plug and Play Compatible]Multi-channel screen switcher adopts pure hardware design, plug and play without any driver, applicable to computer/Blu-ray player/security camera and other equipment (Battery Not Included)