12 total, new in the box, USB units in this lot which includes: (3) Aten 2-port USB DVI KVM Switch assemblies, model CS682, with three extra DVI cables for main computer hookup; (3) Fashion mini USB KVM Switch with integrated cables, purple in color, model MPC2601; (5) USB Interface KVM Switch assemblies; I'm including eight new VGA cables for connection to main PC; also included is one Belkin USB serial Adapter. All units come with instructions.
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