Osmond Interface type: USB 3.0. Colour: black. Material: Plastic Package contents: 1 x KVM Switch 2 x USB cable. 1 x Desktop Controller (New and old models are random, specification is not accepted) 1 x English user manual. Only the above package, other products are not included. Note: light reflection and different screens may cause the colour of the item to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.