The ideal companion for laptops, computers, tablets and mobile phones. Compatible with most USB C devices, such as for MacBook Air 2019/2018, for MacBook Pro, for iPad Pro 2020/2018, for Huawei MateBook X/ X Pro/E/E 2019, for Samsung NoteBook series/Galaxy Book series, and other USB C devices USB 2.0 port with wider compatibility for diversified devices including USB disks and wireless keyboards and mouse USB 3.0 port provides super fast data transmission speed of up to 5Gbps, easily upload or download files, music, photos in several seconds The PD port can charge most laptops and computers (USB-C compatible) while simultaneously charging your phone. Thus you don't need to worry it’s out of power while playing or using Built in 2 card reader slots (work for SD&TF), easy access to files from memory cards 3.5mm jack transfer stereo audio directly from Type C phones/tablets/laptops to audio output devices with an auxiliary port Media Display and HD Video: Mirror or extend a desktop to an external display up to 4K resolution or up to 1080P@60Hz HD Video through VGA and HD video output port The RJ45 port can recognize your internet speed and automatically adjusts to the highest level, no matter it is 10/100Mbps. Perfect for laptops without Ethernet socket when the wireless network fails It is lightweight enough to fit in a laptop bag when traveling. Quality aluminum alloy shell, durable for long time use Specification: Cable length: 160mm (including the cable head) Shell material: Aluminum alloy Audio port: 3.5mm, supports microphone plugin (need to work with HDMI/VGA function at the same time) RJ45: 100M/10M VGA resolution: 1080P, support HDMI+VGA simultaneous display, the same display resolution is 1080P HDMI resolution: 4K*2K 3840*2160@30Hz 1080P@60hz PD output: 100W USB 3.0 transfer rate: maximum up to 5Gbps (normal 70m/s) USB 2.0 transfer rate: maximum up to 480Mbps (normal 20-30m/s)