1. Material: aluminum alloy 2. Output interface: 4K HDMI+SD/TF card slot+2xUSB 3.0+RJ45 3. USB3.0 interface: 5Gbps transfer rate (can not read 2 mobile hard disks at the same time) 4. HDMI interface: 4K HD output, up to 3840x2160 60Hz 5. SD/TF card slot: can read and write SD card and TF card at the same time, 480Mbps rate 6. RJ45 port: Ethernet within 1000Mbps 7. USB/Mini DP male, suitable for Surface Pro 5/6 8. Dimensions: 110x39x12mm
