The Kramer VS-41USB 4 x 1 USB Switcher is a high quality 4 x 1 USB mechanical switcher. It accepts up to 4 USB inputs and switches 1 selected input to the output.
Mechanical (Passive) Switching
No power required
Compact DigiTOOLS
3 units can be rack mounted side-by-side in a 1 U rack space with the optional RK-3T rack adapter
Applications
Presentation and display systems, CCTV, and home theater applications