1. Material: aluminum alloy 2. Output interface: 4K HDMI+SD/TF card slot+2xUSB 3.0+Type-C+3.5mm audio-out+Gigabit Ethernet port 3. USB3.0 interface: 5Gbps transfer rate 4. Type-C interface: can be used to charge PD60W and transmit data 5. HDMI interface: 4K (3840x2160) 30Hz HD output 6. SD/TF card slot: can read and write SD card and TF card at the same time, 5Gbps rate 7. RJ45 interface: 10/100/100M adaptive network 8. For Surface Pro 3 9. Dimensions: 118x36x13mm
