Built-in 2-port USB hub Switch using either push button or keyboard hot key Audio and USB can be switched separately Metal enclosure Connectors: Input: 2 x DisplayPort female, 2 x USB Type-A female (for mouse and keyboard), 2 x USB Type-A female (USB hub), 2 x 3.5 mm audio female; output: 4 x DisplayPort female, 2 x USB Type-B female, 4 x 3.5 mm audio jack female, 1 x DC female