StarTech.com KVM Switches and Accessories - StarTech.com SV431USB, This SV431USB 4 Port rack mountable VGA USB KVM switch and hub from StarTech.com offers simple control of up to four computers from a single monitor and USB peripheral set.The USB KVM switch features an integrated 4 port USB hub, allowing you to share connected USB peripherals between the four controlled PC/Mac computers as though the devices were connected directly.Offering convenient placement and installation options, the KVM switch features a 1U rack-mountable form factor and rear port connection to master and slave computers, allowing you to make the necessary device connections without disrupting your workspace.A cross-platform solution, the KVM switch supports high resolution applications at up to 1920 x 1440 and provides a smooth operating experience when controlling mixed environments.It is backed by a 3 year warranty and free lifetime technical support. StarTech.com SV431USB 4 Port Professional VGA USB KVM Switch With Hub