All in One: Extend your USB port to HDMI, VGA output, audio output, USB 3.0 and USB-C charging port. Connect Type-C-equipped devices to HDMI and VGA displays, while also connecting standard USB devices and USB-C charging cables. HDMI port max support 4K UHD 3840×2160@30Hz or VGA display in up to 1080P@60Hz Full HD. When two ports work simultaneously, the maximum resolution of the two is 1920 x 1080P@60Hz. USB3.0 and audio transmission: Support USB 3.0 super high-speed (5Gbps) transmission, backward compatible with USB2.0. Connect keyboard, mouse, HDD, flash drive or USB cable and other devices to synchronize and charge smartphones or other devices, audio unidirectional transmission or VGA synchronization transmission, you can link headsets, headset microphones and other devices. 100W Power Delivery: USB C hub is rated at 100W to allow significantly shortened charging times. The PD charging port of USB C docking station supports Power Delivery 3.0 technology to easily pass-through charge for USB-C laptop, keeping it working all the time while providing charge protection. Compact & Portable Design: Small-sized body fits in pocket, purse or bag, ideal product for storage travel and business trip.