Black Box ServSwitch Wizard DVI Dual-Link (USB), 4-Port or 8-Port

This device allows switching between up to four or eight PCs using hotkeys, mouse, or RS-232/V.24. It supports resolutions up to 2560 x 1600 or 2048 x 2048 at 60 Hz and dual-link DVI-D, single-link DVI-D, and VGA.

• The description claims that the switch avoids limitations found in traditional emulations, enabling instantaneous switching and hotkey support.