Aten CS1844 4-Port USB 3.0 4K HDMI Dual Display KVMP Switch

One USB keyboard, mouse and two HDMI monitors control four HDMI computers and share two USB peripherals Supports Quad Display by connecting two Dual Display KVM switches Video DynaSync™ – an exclusive ATEN technology that optimizes display resolution, speeds up switching between systems, and ensures that windows opened on an extended desktop will not revert to their default configurations on the main display when switching between ports Supports superior video quality – 4K UHD (3840 x 2160 @ 60Hz) and 4K DCI (4096 x 2160 @ 60Hz) Computer selection via pushbuttons, hotkeys, mouse 1 , remote port selector, and RS-232 commands 2 Built-in 2-port USB 3.1 Gen 1 hub with SuperSpeed 5 Gbps data transfer rates Supports console keyboard emulation / bypass feature Supports console mouse emulation / bypass feature Independent switching of KVM, USB peripheral, and stereo audio focus 3 Multilingual keyboard mapping – supports English, French, Japanese, and German keyboards HDMI 2.0 compliant; HDCP 2.2 compliant Supports HD audio 3 Power on detection Auto Scan Mode for monitoring all computers Firmware upgradable Note: 1. Mouse port switching is only supported under mouse emulation mode and by USB 3-key wheel mice. 2. Slide the DCC switch to the s position to allow the KVM switch to receive RS-232 commands via an RJ-45-to-DB-9 cable. Please refer to the CS1842 /CS1844 user manual. 3. HD audio through HDMI channel cannot be switched independently.