H1 About this product: 【Microsoft Surface Pro 5 / Pro 6 Dedicated Hub】Easy to operate, just connect and use. No drivers or external power supply needed, very convenient. Compact size, small and lightweight, easy to carry, and saves desktop space. This hub is ideal for home, conference rooms, offices, and more. 【Latest 6 IN 2 Expansion USB3.0 Multi-Function Mobile Hub】Stylish design, perfectly connects with Microsoft Surface Pro 5 / Pro 6. 3 x USB3.0 ports, 1 x SD memory card slot, 1 x microSD card slot, 1 x 4K HDMI port (4K@30hz). Data transfer up to 5Gb/s, providing fast and stable connections. 【High-Resolution Support 4K HDMI Port】The HDMI port supports 4K output, allowing you to output the device's video to a large screen. Compatible with resolutions of 2K / 1080P / 720P / 480P and 360P. Suitable for most HDMI devices such as external displays, LCD TVs, projectors, monitors, and HDTVs, supporting HDMI output up to 4K @ 30Hz, allowing you to enjoy games on a large, immersive screen. 【USB 3.0 Port x3 & SD/TF Reader】USB3.0 allows data transfer at up to 5Gbps, and is also compatible with USB2.0/1.0. It is possible to quickly read files from MicroSD and TF cards, and you can directly insert USB memory and microSD cards, allowing you to import photos and videos taken with digital cameras, etc. 【High Quality & Warranty】Adopting an aluminum alloy body, the heat from the internal chip can quickly dissipate to the outside through the aluminum alloy case, rapidly cooling the chip itself.