2 Port VGA Manual Sharing Switch BoxThis VGA 2 PC in to 1 monitor out manual switch is autofit to you to make 2 computers share one moniter/projector or make 2 monitor/projector share 1 computer not simultaneously. Convenient to switch--just press the relative button. No additional software and external power supply needed. Product FeaturesCompact， light weight， portable size.Easy to install--plug and play.Enable 2 computers to share 1 monitor or 2 monitor to share 1 computer.Enables 2 DVDs with VGA port to share 1 monitor， LCD， Plasma TV Set or， conversely，2 monitor， LCD to share 1 DVDs.Manual switching between computers or DVDs.No additional software and external power supply needed.Female 15 pins VGA potrs.Full shielded metal case.Anti-skid feet.SpecificationDevice Type: 2 Port VGA Manual Sharing Switch BoxInterface Type: 3 VGA portsDimension: 4.7" L x 3.3" W x 1.1" H (120 x 84 x 28 mm)Weight: 5.8 oz (164 g)Resolution: 1600 x 1280Package Contents:2 x 2 Port VGA Manual Sharing Switch Box