11 in 1 USB C Hub Expansion True to the term ‘All-in-One’, covers all the features you need! Instantly expand your Macbook with 4 USB 3.0 Type A ports , 1 USB C PD port, 4K HDMI video output, VGA male-to-female port, RJ45 Gigabit Ethernet port, Audio/Mic 2-in-1 port, and SD/Micro SD card reader slots DUAL-CORE TECHNOLOGY & ADVANCED HEAT MANAGEMENT Aerospace aluminum shell and optimized heat dissipation system ensures better heat dissipation and safe use. all ports can run efficiently and the data transfer speed will be faster. The output of the product has short circuit protection/overcurrent protection/stable Protection design to ensure the safety of customer equipment. The front and back anti-skid belt computers are as stable as Thailand mountain. 4K HDMI OR 1080P VGA HDMI and VGA output can be used simultaneously for your different display devices (Monitor, TV, Projector). The max output resolution reaches 4K(3840x2160 @30hz) via HDMI and 1920x1080@60Hz via VGA port. SUPERFAST DATA TRANSMISSION 2 USB 3.0 Ports support transfer speeds of up to 5Gbps, another 2 USB 3.0 designed for 2.4G wireless mouse and keyboard without signal interference. SD / TF slot allows you to access to files in seconds with read speed up to 70MB/s. RJ-45 Gigabit Ethernet Port provides stabler and faster wired internet access (up to 1Gbps) than most wireless connections.