StarTech.com 4 Port HDMI KVM - HDMI KVM Switch - 1080p - USB 3.0 & Audio Support - KVM Video Switch (SV431HDU3A2) - KVM / USB switch - 4 x KVM / audio / USB + 3 x SuperSpeed USB - 1 local user - rack-mountable - AC 120/230 V / DC 9 - 12 V - for P/N: SV431

Control four HDMI computers using a single console, with a built-in USB 3.0 hub for sharing additional peripheral devices. This 4-Port USB 3.0 HDMI KVM switch lets you control four HDMI computers with a single monitor, keyboard and mouse. The KVM also features 3.5 mm audio and a built-in 3-port USB 3.0 hub.
This KVM switch offers a built-in 3-port USB 3.0 hub that's separate from your HID keyboard and mouse, so you can share USB peripheral devices between each connected computer and avoid the expense of separate equipment. The USB 3.0 hub automatically switches your connected USB devices to the selected computer, saving you the hassle of disconnecting and reconnecting peripherals.
With support for USB 3.0, you can achieve data transfer rates up to 5Gbps, to ensure flawless performance for your USB peripherals - great for quickly transferring data to external USB 3.0 drives.
Offering support for high-definition 1080p resolutions, this 4-port HDMI KVM switch has the ability to drive HDMI displays with crystal clarity, making it ideal for graphical applications that require 1920 x 1080 video resolutions.
The KVM switch features auxiliary 3.5 mm audio ports that enable you to share independent analog audio, from each of your connected computers, with your desktop speaker set. Independent audio, along with 1080p HDMI video, gives you full multimedia control between different computers, making this KVM perfect for creative professional applications such as video and sound design or editing.
If you'd like to mount this KVM switch to your server rack, StarTech.com offers a 1U Rackmount Bracket (sold separately) that turns this KVM into a rackmountable KVM.

Control four HDMI computers using a single console, with a built-in USB 3.0 hub for sharing additional peripheral devices. This 4-Port USB 3.0 HDMI KVM switch lets you control four HDMI computers with a single monitor, keyboard and mouse. The KVM also features 3.5 mm audio and a built-in 3-port USB 3.0 hub.