OREI 4x4 HDMI Matrix Switch with Quad Multi-Viewer Seamless Switcher 4K@30Hz, PIP Multi-Screen Display, Audio Out, IR Remote & RS-232 Control

4x4 HDMI Matrix with Quad Multi-Viewer – Connect 4 HDMI sources to 4 displays with ultra-fast seamless switching; supports quad view, PIP, and multi-screen layouts for professional AV, control rooms, and home theaters. 4K HDMI Switching with Zero Lag – Supports 4K@30Hz, 1080p@60Hz, and lower resolutions with real-time switching; ideal HDMI matrix switch for gaming consoles, streaming devices, and AV systems.Only OUT A supports seamless switching. Multiple Display Modes & Easy Control – Features 5 viewing modes with customizable window placement; control via IR remote, front-panel buttons, or RS-232, making it perfect for commercial and residential installations. HDMI Audio Extraction & Broad Compatibility – Supports LPCM, AC3, DTS audio with optical (SPDIF) and L/R stereo audio output; compatible with PS5, Xbox, Nintendo Switch, Roku, Fire TV, Blu-ray players, PCs, and cable boxes. Plug & Play with Global Power Support – Includes dual-voltage power supply with US plug and international adapter; package includes HDMI matrix switch, remote, power adapter, and manual; backed by a 1-year warranty and lifetime OREI support.