About this item ✅ USB Hub for Surface Laptop 5/4/3/ Laptop Go 2/Go This USB hub for Surface laptops is designed for Surface Laptop 5/4/3 and Surface Laptop Go 2/Go with its design to keep your desktop neat. Surface laptop hub turn USB-A+USB C+3.5mm audio port into 7 ports (HDMI 4K/30Hz, 2 USB-A, USB-C, SD/TF slot, 3.5mm) Please note: (1)This Surface laptop dock is only designed for Surface Laptop 5/4/3/ Surface Laptop Go2/ Go . (2)Please remove your protective case when using it. ✅ 4K HDMI Adapter for Surface laptop 5 This HDMI hub for Surface laptop 5 supports resolutions up to 4K@30Hz, backward compatible with 2K/1080P/720P/480P/360P. This Surface laptop 5 hub can freely display your laptop's high resolution display on most HDTVs, monitors or projectors with HDMI ports, giving you a better viewing experience. ✅ High Speed Data Transfer Our Surface laptop go docking expands with two USB 3.0 ports for transfer speeds up to 5Gbps. This hub for Surface laptop go has a built-in SD/TF slot for easy access to files on your SD/TF memory at super fast speeds up to 480 Mbps. Maximum support 2TB. Compatible with SDXC, SDHC, SD, MMC, RS-MMC, TF, ro SDXC, ro SD, ro SDHC, Mini SD, UHS-I s.The Type C port allows data transfer speeds up to 480 Mbps. ✅ 3.5mm Audio Port for Surface laptop Go Surface Laptop docking station features the 3.5mm audio jack for easy listening, speaking and recording. Plug and play. Please note: Because the Surface Laptop dock plugs in to the headphone jack, the external speakers are disab, audio is limited to headphones only, you can disabling headphone output, then you can use external speakers. ✅ High Quality & Warranty The compact design of this Surface laptop 4 usb hub matches perfectly with Surface laptop Go 2/Go; Surface laptop 3/4/5. Lightweight and convenient for business travel and business trips. Surface Laptop 3 hub is made of aluminum for better heat dissipation and durability. This Surface laptop go 2 hub comes with a 24-month warranty, so if you have any questions, please don't hesitate to contact us.