✅ 4K 2x2 Video Wall Processor: Combine up to 4 HDMI displays into one seamless video wall. Supports 4K@30Hz input and 1080P outputs. ✅ 8 Display Modes Video Wall Controller: Toggle between 8 different display modes based on your setup, including 2x2, 1x2, 2x1, 1x3, 3x1, 1x4, 4x1, 1x4 (Splitter Mode) ✅ Audio Extraction Function: Route the audio from your source device to an external sound system via SPDIF Optical (5ch) and 3.5mm (2ch) audio output ports. ✅ Image Rotation and Edge Masking Function: Rotate each screen up to 180° (Modes 1 Only) for perfect alignment and minimal bezel gaps. Fine-tune the display with edge masking, adjusting up to 8 pixels to eliminate distortion and ensure a seamless video wall. Note: 1×1 splitter mode does not support rotation or edge masking. ✅ Free Lifetime Technical Support: All J-Tech Digital products include a one-year manufacturer replacement warranty and free lifetime technical support from our customer support team located in Stafford, TX. Support is available from 9AM – 6PM CST, Mon – Fri. Contact information available on our seller page. Introducing the JTECH- VW0104-AE; 4K 2x2 Video Wall Processor. This is a powerful HDMI video wall controller that combines up to four displays into one seamless large-format screen. Supporting 4K@30Hz input and Full HD 1080p outputs, this versatile controller offers 8 dynamic display modes including 2x2, 1x2, 2x1, 1x3, 3x1, 1x4, and more — perfect for digital signage, home theaters, control rooms, and commercial displays. Enjoy immersive sound with built-in audio extraction, featuring SPDIF Optical (5ch) and 3.5mm (2ch) outputs for connecting to external speakers or sound systems. Fine-tune your setup with advanced image rotation (up to 180°) and edge masking functions to eliminate bezel gaps and distortion for a flawless, professional display. Whether you’re building a multi-screen video wall or using splitter mode, this HDMI video wall controller delivers crystal-clear visuals, flexible configurations, and premium audio performance for any setup.