Black Box AC508A VGA video switch

2 x 4 Channel Video Matrix Switch - Supports VGA, SVGA, XGA, and multisync monitors or equivalent multimedia projector.
- Source video is easily selectable via front-panel switches.
- Convenient HD15 female connections.
- Output is compatible with standard VGA cards.
- Cascadable for even more flexibility.
- Supports VESA DDC, DDC2, DDC2B standards (for “Video Out” Ports 1 and 2).
- Works with high-resolution, 250-MHz pixel frequency and resolutions up to 1920 x 1440.
- Accepts input from PC or Mac® sources.