ATEN 4-Port USB DVI Dual Link/CH7.1 Audio KVMP™ Switch. The CS1784A USB DVI Dual Link KVMP™ Switch opens up new possibilities in the functionality of KVM switches. The device combines the capabilities of a 4-port KVM switch and a 2-port USB hub, while providing support for a video interface for DVI monitors and sound. In addition, the switch has additional features such as support for 120Hz 3D displays, compatibility with gaming keyboards and port selection/switching using the mouse. Console: Keyboard: 1 x USB, Type A, Socket (Black, on the back), Video: 1 x DVI-I, Socket (white), Mouse: 1 x USB, Type A, Socket (black), Microphone: 2 x Mini Stereo Jack, Socket (pink;1-on the front panel;1-on the back panel), Audio line output: 2 x Mini Stereo Jack, socket (green;1-on the front panel;1-on the back panel); Computer ports: Keyboard/Mouse: 4 x USB, Type B, Socket (white), Video: 4 x DVI-I, Socket (white), Microphone: 4 x Mini Stereo Jack, Socket (pink), Audio Line output: 4 x Mini Stereo Jack, Socket (green;1-on the front panel;1-on the back panel); USB Hub (HUB): USB HUB; Power Supply: 1 x DC Jack. 1 x USB DVI DualLink™ KVMP Switch CS1784A, 4 x Custom Sets of KVM Cables (DVI-D), 1 x Power Adapter, 1 x User Manual