Universal USB 3.0 docking station Compatibility: Windows and Mac (OS 10.9) Power supply: 5 VDC, 4 A external power supply unit Colour: White Interface A: USB 3.0 / 2x 3.5 mm Socket Interface B: 2x USB 3.0 / 4x USB 2.0 / Gigabit LAN / DVI / VGA / HDMI