The HUMX88SL is a high-performance 8x8 HDMI seamless matrix switcher supporting 4K@30Hz resolution, designed for professional multi-source and multi-display applications. It features seamless switching, video wall splicing, EDID management, and multiple control options (front panel, IR remote, RS-232, and Web GUI). Equipped with an analog audio output port, it synchronously outputs extracted audio signals following the OUTPUT HD1 interface. All 8 HDMI outputs support independent brightness and contrast adjustment, making it ideal for meeting rooms, command & control centers, multimedia showrooms, control rooms, and more.