IOGEAR 2 Computer 2-Port USB 2.0 Peripheral Sharing Switch, GUB212 Enables two computers to share the use of a single USB peripheral device (such as printer, scanner, mass storage drive, etc.) Simple port selection via push buttons Supports nearly any USB compatible operating system and most USB devices USB 2.0, 1.1 compliant Supports data transfer of up to 480 Mbps BUS powered - no external power needed Hot pluggable - can be connected without rebooting computers