Surface Pro 9 Docking Station with 4k HDMI, USB C Thunerdbolt 4(Display+PD Charging+Data), USB 3.0 * 2, SD&TF Card Slot, 3.5mm Audio, Triple Display(Surface Pro 9+HDMI+USB C) for Surface Pro 11/10/9

7-in-2 Hub Design for
Surface Pro 9/10/11: Turns the 2 USB-C connections into 7 ports (HDMI 4K/30Hz, USB C port*1, USB-A 3.0 *2, SD Card Reader*1, Micro SD (TF) Card Reader*1, 3.5 mm Audio*1).
Note 1: This surface pro 9 adapter won't fit your surface very well if you use an protective case on it. Only compatible with Microsoft Surface Pro 10/Pro 9/Pro X.
Note 2: Incompatible with Surface Go/Surface Pro 34, 5, 6, 7, 8.
4K HDMI adapter for Surface Pro 11/Pro 10/Pro 9/Pro
X: This Surface Pro 10/pro 9 usb c hub supports video resolution up to 4K@ 30Hz, backwards support 2K/ 1080p/ 720p/ 480p/ 360p resolutions. Freely 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.
Note: The hub is also available for Surface Pro X, with all the same features as Surface Pro 9.
Surface Pro 11 Docking Station Triple Display: Triple display ( Ultra HD 4K HDMI + USB-C Thunderbolt 4 ) + Surface Pro 9 modes Boost your efficiency 3 times. Supports up to 4k@30Hz displays with HDMI port or 8K@30Hz displays with USB-C Thunerbolt 4 port. It displays tasks with Ultra HD images for illustration design and video editing. With this split display of Surface Pro 9 USB C hub, enjoy a sharper dual screen (HDMI 4K@30Hz & USB-C Thunerbolt 4 8K@30Hz). Support Extend Or Mirror Mode.
High speed data transfer: Type C 3.1 Thunderbolt 4 supports 40Gbps data transmission, 2x USB 3.0 ports up to 5Gbps transfer, perfect for your keyboard and wireless device. The built-in TF (Micro SD) and SD slot allows for easy access to up to 2TB files from SD and TF memory cards with a super speed of up to 480Mbps. Compatible with SD, SDXC, SDHC, TF, Micro SDXC, Micro SDHC card.
Note: SD, TF cards cant be read at the same time.
Accessories for Microsoft Surface Pro 9/10/11 with 3.5 mm
Audio Output: MS surface pro 9 dock features the 3.5 mm jack, Delight listening to your favorite music using your wired headphones with the classic 3.5 mm cable.
Surface Pro 11/10/9 Accessories Perfect Combination: The Surface Pro 9 hub support 100W pass-through power delivery. Special bevel-side and compact design of this docking station perfectly match your Microsoft Surface Pro 11/pro 10/pro 9. Just plug and play, no driver needed. Light-weight is convenient for travel or business trip. Support Windows 11, 10, 8, 7, XP system. 12 month after-service and no worry on return or refund.