The ATEN CS1822 KVMP Switch offers effortless management of two HDMI interface computers from a single USB keyboard, mouse and HDMI monitor. The CS1822 optimizes user experience of multitasking. What's more, the default EDID mode is available for smooth power-up, high-quality display and eliminates monitor compatibility issue. In addition, the CS1822 features audio mixer mode which mixes audio sources from any two connected computers as audio output, benefiting users to be notified without missing any system alert even the KVM focus is set on other computers.