USB-C MULTI-FUNCTION EXTENDER(5-IN-1). This high-efficiency USB-C expansion dock combines five ports, including HDMI,SD and TF cards and two USB3.0 ports. The USB-C Hub 5-in-1 will expand your computer interface with little space to solve the problem that you are limited by the number of interfaces. Of course, all USB-C hub ports can work simultaneously. 4K HDMI ADAPTER FOR VIVID VISUAL EFFECT. The HDMI adapter up to 4K resolution transmission can ensure you in the monitor, projector, all kinds of large screen enjoy extremely clear picture quality. Simply connect an HDMI cable (2.0 or higher) from your monitor to an USB adapter, for brilliant video output up to 4K@30Hz. DATA TRANSFER SPEED UP TO 5Gb/s. This USB-C adapter can transfer data at a speed of 5Gb/s. The speed of USB-C hub is five times faster than USB2.0, helping you transfer data from your hard drive to your connected device at a much faster rate. The USB-C hub has two sockets for other links while transmitting data. C