Transform your viewing experience with our 2x2 TV Splicer 4K Video Wall Controller, designed to deliver stunning visuals and versatile display options. Perfect for both commercial and personal use, this controller offers seamless integration and user-friendly operation. 1080P HD: Enjoy high-definition clarity with support for input video resolutions up to 3840x2160P at 25 and 30Hz, and 1920x1080P at 25, 30, 50, and 60Hz. Each output supports 1920x1080P at 25, 30, 50, and 60Hz. Compliant with HD multimedia interface 1.3 and HDCP 1.4, it also features a separate 3.5mm stereo sound port for connecting to external speakers, amplifiers, and more. 2x2 Configuration: This TV wall controller supports HD multimedia interface or DVI input and provides 4 HD multimedia interface outputs. It splits a complete HD multimedia interface or DVI HD image signal into 4 parts, distributing them to 4 video display units such as rear projection units or LCD TVs, creating a large, dynamic image wall. 8 Adjustable Display Modes: Connect up to 4 LCD TVs or other displays and choose from multiple display modes, including 2x2, 1x1, 1x2, 1x3, 1x4, 4x1, 3x1, and 2x1. Easily switch between modes using the infrared remote control or RS 232 advanced remote control, offering flexibility and convenience. 180 Degrees Screen Rotation: The 2x2 video wall controller features a rotation function, allowing you to flip the image of HD multimedia interface outputs 1 and 2 by 180 degrees. This adjustment aligns the screen to the thinnest edge, reducing the thick middle bezel. The edge mask function corrects and aligns borders and image edges for a more comfortable multi-screen experience. Easy Installation: Designed for plug-and-play use, this video wall controller requires no drivers. It features fast heat absorption and dissipation for enhanced durability. The gold-plated interface reduces data transmission loss and increases signal transmission speed, making it ideal for shopping mall video exhibitions, video conferences, security surveillance, and other large screen splicing displays. Upgrade your display setup with our 2x2 TV Splicer 4K Video Wall Controller and enjoy unparalleled image quality and versatility. Whether for professional or personal use, this device is the perfect solution for creating dynamic and engaging visual presentations.