USB Type C Hub Docking Station Expanding Multiple Ports You can conveniently expand your MacBook or other USB C laptops with 4K HDMI, 3 USB 3.0 ports, TF SD card reader. The Hub is NOT compatible with super drive or Switch. We suggest just one HDD/SSD to be connected at a time due to the power output limitations of some laptops. If the wireless network is affected, please set your router from 2.4GHz to 5GHz. Please do not plug and unplug the HDMI port when the hub is power on. Package Content 6-in-1 USB C Hub with Fast SD TF Card Reader USB C card reader easily expands SD/TF slot and read and write 2 cards at the same time to keep you away from the hassle of constant unplugging and re-plugging. SD Slot: Support UHS-I (SD, SDXC, SDHC, RS-MMC) TF Slot: Support UHS-I (Micro SD, Micro SDHC, Micro SDXC) Super Speed USB 3.0 Data Transfer It supports super faster data transfer up to 5Gbps, 10X faster than USB 2.0. Fast Data Exchange Among Storage Devices You can use the USB 3.0 ports and card reader simultaneously to enjoy blazing and super-fast data exchange between your hard drives and SD / TF cards. No need to plug and unplug several times!