Aten NEW CS1822 2-port USB 3.0 4K HDMI KVMP switch allows you to use one USB keyboard/mouse and one HDMI monitor control four computers and share two USB peripherals. It offers superior video quality – 4K UHD (3840 x 2160 @ 60Hz) and 4K DCI (4096 x 2160 @ 60Hz), Video DynaSync™ – an exclusive ATEN technology that eliminates boot-up display problems and optimizes the resolution when switching among different sources with built-in 2-Port USB 3.1 Gen 1 hub with SuperSpeed 5 Gbps data transfer rates. as well as Audio Mixer Modes that mixes up to two audio sources as audio output. The CS1822 comes with ATEN default EDID mode for smooth power-up and high-quality display and resolution optimization to eliminate compatibility issue. The switch offers independent switching of KVM, USB peripheral, and stereo audio focus2 and is HDMI 2.0 compliant and HDCP 2.2 compliant and it also supports HD Audio2.