Input: VGA portx2;USB 2.0 B Female portx2
Output: VGA portx1;USB 2.0 A Female portx2
Control two computers using a single USB keyboard, 
USB mouse and monitor
Select button for easy switching
Maximum resolution up to 1920*1440
Plug and Play--no drivers required
Dimension: L136mm x W68mm x H24mm
2pcs USB B to USB A male