Features: 1.[5 in 1] 5 in 1 USB C Hub converts USB C port into 5 ports: 4K 30Hz High Definition Multimedia Interface, 2 USB 3.0, 3.5mm audio socket, and 60W PD Type C charging port. 2.[4K 60Hz] Mirror or extend your screen in 4K 60Hz on compatible HDTVs, monitors or projectors. Enjoy lifelike images and enhanced video with brighter colors and higher contrast. 3.[3.5mm Socket] 3.5mm socket supports headphone and microphone, and has excellent performance and high work efficiency. 4.[Slim Minimal Design] The expansion dock has slim, minimal design, and ensures a high quality appearance, and is small and light. 5.[Suitable] Using the latest chips, with more powerful functions, and is suitable for iOS Tablet Pro18 to 20 . specification:Item Type: Expansion Dock Material: Aluminum Alloy Product Size: Approx. 9.5 x 3 x 1cm / 3.7 x 1.2 x 0.4in Color: Gray Parameters: 5 in 1 Docking Station, Support 4K 30Hz High Definition Multimedia Interface, Max60w Pd Type C Interface, 3.5mm Audio Socket, 1 x USB2.0, 1 x USB3.0 (MAX5Gbps) Suitable: Suitable for iOS Tablet Pro18 to 20 PackageList:1 x Expansion Dock