StarTech Black MST30C2DPPD USB-C Dual-Monitor Docking Station for Laptops - MST and Power Delivery - 4K Compatibility: Windows 10 (32-bit or 64-bit), 8 / 8.1 (32-bit or 64-bit), 7 (32-bit or 64-bit) Mac OS 10.11, 10.10 Mac OS does not support MST Ports Spec: 2 x USB Type-C (24 pin) USB 3.0 Female 1 x DisplayPort (20 pin) Female 1 x HDMI (19 pin) Female 1 x USB 3.0 A (Fast-Charge; 9 pin; SuperSpeed) Female 2 x USB Type-A (9 pin) USB 3.0 Female 1 x RJ-45 Female 2 x 3.5 mm Mini-Jack (3 Position) Female Dimension: 1.10 x 3.60 x 8.30 Weight: 4.70 oz.