Get Wired and unleash the potential of your Microsoft Surface Pro 4 with LINKUP - Surface Pro hubs. Expands Microsoft Surface Pro 4 with 4K HDMI, SD/Micro SD Card slots and 2 USB 3.0 Ports. The mini DP to HDMI port is capable of 2K & 4K UHD 3840 x 2160p resolution at 30 Hz refresh rate, or 1920 x 1080p Full HD @ 60 Hz, and is backward compatible for lower resolutions. 2 x TF card (micro SD card) slots and 1 x SD card can be read simultaneously. 2 x USB 3.0 ports allows multiple USB peripheral support with data transfer speeds up to 5Gbps, 10X faster than USB 2.0. This gives seamless access to wire keyboard, mouse, USB flash drive, hard disks and more. Features: -2x 5Gbps USB-A 3.0 ports -1x SD card reader port -2x micro SD card reader (TF) ports -1x mini DP to HDMI—2K QHD & 4K UHD @ 30Hz, or 1080p @ 60Hz. Compatibility: -*Only compatible with Microsoft Surface Pro 4 -SD Slot: Supports SD, SDXC, SDHC, MMC, RS-MMC -TF Slot: Supports TF, micro SD, micro SDHC, micro SDXC (one slot has built in retainer to keep card in the slot). Note***: -The space between USB and mini DP ports is 12.70mm. -This unit is designed specifically for Microsoft Surface Pro 4 only. -These compact MS Surface adapters process a lot of data in a small space and can generate some heat in the process. Some computer chips are designed to operate at temperatures of up to 158 degrees Fahrenheit safely. -LINKUP Hubs may not fit Surface tablets while Surface cases are being used. Please ensure your case is designed to accommodate direct attached hubs.

?LINKUP Cares?Backed by a LINKUP Limited 1-Year Warranty and complimentary premium online support.***Please see notes in description. ?Compatibility?*Only compatible with Microsoft Surface Pro 4. ?USB 3.0 & SD?USB 3.0 data transfer speeds up to 5Gbps--Fast enough to transfer an HD movie in seconds. 1 x SD and 2 x TF (micro SD) slots read simultaneously. ?4K Video?Mini DP to HDMI supports video resolution from 1080P @60Hz up to 4K @30Hz. (backward compatible). ?Unleash Your Surface?LINKUP - Surface Pro 4 Hub increases productivity with 4K HDMI video output, 2x micro SD and 1x standard SD card readers and 2 x 5Gbps USB-A 3.0 ports, all packed in a sleek aluminum chassis.