【5-in-1 Multifunctional Hub】This QGeeM UH05 Type-C expansion dock offers HD output, SD/TF card slots, USB 3.0, and USB 2.0 ports, providing versatile connectivity options 【4K HD Output】Supports 4K@30Hz high-definition video output, ensuring crisp and clear display for your presentations or entertainment needs 【High-Speed Data Transfer】Features a USB 3.0 port with 5Gbps transfer speed and a USB 2.0 port with 480Mbps, enabling quick file transfers and device connections 【Wide Compatibility】Compatible with a range of devices including MacBooks, Surface devices, Chromebooks, and various laptops from brands like Huawei, Xiaomi, ASUS, Dell, Lenovo, and HP 【Portable Design】With a compact size of 9.5 x 3 x 1cm and weighing only 45g, this hub is perfect for on-the-go professionals and travelers Specifications: Material: Aluminum Alloy Wire Length: 11cm Product Size: 9.5(L) x 3(W) x 1(H)cm Product Quality: 45g Output Interface: 1xHD: Support 4K@30Hz HD video output 1xTF: Support memory card reading and writing 1xSD: Can read memory card with up to 512G memory 1 xUSB3.0: 5Gbps high-speed transmission, backward compatible with USB2.1, USB2.0 1xUSB2.0: 480Mbps high-speed transmission Compatible models (non-complete list): Laptops: Apple MacBook 12-inch Apple MacBook Pro (2016 / 2017 / 2018 / 2019) Apple Macbook Air (2018 / 2019) iPad Pro2018 Microsoft Surface Book2/Surface Go/Surface Pro7 Google Chromebook Pixels/PixelBook Pen Huawei MateBook 13/MateBook 14/MateBook X/X Pro/MateBookX Pro/MateBook E/Honor MagicBook XIAOMI Air 12.5/13.3 inches/Pro 15.6 inches ASUS Deluxe3/Deluxe3PRO/DeluxeX/U306/U321/U4100ROG/U5100UQ/ROG Dell XPS13/XPS15/G3/G5/G7/Inspiron 5000/7000 Lenovo Yoga5 Pro/Mlix 720/T480/LEGION Y7000/Y7000P/Y9000K/Thinpad-X1/Thinpad-X390/Yogo720/730/C930 HP EliteBook 1050 G1/EliteBook Folio G1/EVNY X360 Smartphone: Huawei Mate10/Mate10 pro/Mate20/Mate20 X/Mate20 Pro/Mate30/Mate30 Pro/Mate30 RS/P20/P20 Pro/P30/P30 Pro Honor Note10 / V20 OPPO R17 Pro Samsung S8/S8+/S9/S9+/S10/S10+/Note8/Note9 Supported Systems: Windows 10, 8, 7, Google Chrome OS, Vista, XP, Linus or later Notes: 1. The maximum resolution and refresh rate output of the adapter depends entirely on the USB-C host device, the connected cable, and the display specifications. 2. Not compatible with Apple Superdrive.