This expansion dock plug and play, driver-free and widely compatible, which is easy and convenient to use. Stable and high-speed data transmission, fast charging and HD-compatible image quality of this expansion dock is supported by its intelligent chip and high resolution. Docking station is constructed of aluminum alloy material, which is sturdy and durable. The length of this product is 28cm, the width is 8cm and the height is 1.8cm. This expansion dock is compatible for mobile phone, tablets, laptop and so on. Item Name: Docking Station Material: Aluminum Alloy Compatible Type: Laptop with USB-C Port HDMI-compatible: Dual Interface, 4K@30Hz Resolution VGA: 1080P@60hz USB: Usb2.0 x 2, USB3.0 x 1 USB-C: High-speed Data Transfer, Up to 5Gbps Pd Fast Charging: 87W (Max) Audio: 3.5mm Audio Interface Card Reader Slot: SD/TF Features: Wide Compatible, Fast Transfer, Plug and Play Size Details: L: 28cm/11.02", W: 8cm/3.15", H: 1.8cm/0.71"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Docking Station