The 4 RU 4K Modular Video Custom Wall Processor with KVM Control from Avenview supports up to 4K ultrahigh-resolution image and high-quality pixel-to-pixel screen resolution. This 4x10 video wall matrix chassis comes with one HDMI input card and two HDMI output cards. It supports an analog/embed audio input and output allowing you to manage audio and video signals synchronically. This wall processor can manage up to four video wall groups with different resolutions at the same time. On-screen control allows you to control the whole video wall using a keyboard and mouse. You can open, resize, move, and relocate an input signal window without the need of any control software. This wall processor allows storage of up to 128 presets. Two rackmounting kits and an AC power cord are included.