?100W USB-C Power Delivery & Perfect Combination?This Surface Pro 9 hub provides 100W PD fast charging for your Surface Pro 9 via the USB C Thunderbolt 4 port. Special bevel-side and compact design of this Surface Pro 9 dock perfectly match your Surface pro 9/X. Light-weight is convenient for travel or business trip. 24 month after-service and no worry on return or refund. ?Accessories for Microsoft Surface Pro 9 with 3.5mm Audio Output?USB C hub for surface pro 9 build in a 3.5mm audio jack, Support for the input and output of audio. Delight listening to your favorite music using your wired headphones with the classic 3.5mm cable. ?Surface Pro 9 Adapter with High Speed Data Transfer?Type C Thunderbolt 4 supports 40Gbps data transmission, USB 3.0 port up to 5Gbps transfer. The built-in SD/TF (Micro SD) slot allows for easy access to files from SD/TF memory cards with a super speed of up to 480Mbps. Compatible with SDXC, SDHC, SD, MMC, RS-MMC, TF, Micro-SDXC, Micro-SD, Micro-SDHC, Mini-SD and UHS-I cards up to 2TB, allows you to transfer photos, videos, music and files quickly. ?Note:SD,TF cards can‘t be read at the same time. ?4K HDMI adapter for Surface Pro 9/Pro X?This Surface Pro 9 hub supports video resolution up to 4K@ 30Hz, backwards support 2K/ 1080p/ 720p/ 480p/ 360p resolutions. This is a perfect Surface Pro 9 accessory to show your laptop's high-resolution 4K UHD@ 30Hz or full HD 1080P video to HDTV, monitor or projector via HDMI port, gives you ultra-high-definition visual enjoyment. ?Triple Display Surface Pro 9 Docking Station?Triple display ( Ultra HD 4K@30Hz HDMI + 8K@30Hz USB-C Thunderbolt 4 ) + Surface Pro 9 modes Boost your efficiency 3 times. This Surface Pro 9 hub allows you to extend 2 monitors which provide more space for work and you can do different project on different monitors. Support Extend Or Mirror Mode, HDMI Resolution up to 4K@30Hz, USB-C Thunderbolt 4 resolution up to 8K@30Hz; An ideal Gadget for Video Editor, Photography, Programmer. ?Docking Station for Surface Pro 9/Pro X?Specifically developed for Microsoft Surface Pro 9/Pro X, which turns the 2 USB-C connection into 7 ports 1X 4K HDMI, 1X Thunderbolt 4 USB C port (8K@30Hz Video Display + 40Gbps Data Transfer + 100W PD Charging), 2 X USB 3.0 ports, 1X SD card reader slot, 1X TF card reader slot,1X 3.5mm Audio Port)Just plug and play, no driver needed, While aluminum case protect the shape and easily release heat. ?Note: This Surface pro 9 hub docking will not be able to tightly connect to your Surface Pro 9 if your Surface Pro 9 uses a protective case.