Fosmon 4-Port VGA KVM Switch, 3 USB Hubs, 1 Audio Output, 4 VGA Cables, (2048x1536@500MHz with DDC) Share 4 Computers with 1 Monitor and 3 USB...

[4 Ports VGA KVM Switch] This 4 port KVM switch with audio and microphone support allows you to manage and use 4 computers with just one keyboard, mouse, and monitor with the push of a button. It does not require a separate power supply in order to function. [3x USB 2.0 Ports] This KVM supports most kinds of Digital Visual Recorder (DVR), wired or wireless mice and keyboards, and most USB2.0 devices, including USB printers and U-Disk. Also supported are USB hubs to expand available USB ports. LEDs indicate which channel is selected. [HD Video and Audio Output] Maximum supported resolution is 2048x1536. This KVM supports DDC and Automatic Identification with Mic/Audio plugs. [Universal Compatibility and Sturdy Construction] This product supports Windows, macOS, UNIX, Linux, and DOS. Because of its compact size and sturdy metal construction, this device is ideal for use in all business and home environments.