Brand: baseus 2. material: aluminum alloy 3. craft: sandblasting and anodizing 4. color: space gray 5. input: type-c - pd port: 5v/9v/14.5v/20v 5a (max.) - hdmi*2: supports 4k hd display (max.) - vga transmission: supports 1920*1080p (max.) 6. usb 3.0: - supports 5gbps (max.), and is backward compatible with usb 2.0 - rj45 network port: supports 10mbps, 100mbps, 1000mbps - sd/tf port: supports sd 2.0 data transmission and simultaneous reading 7. 3.5mm audio: us standard (ctia) 8. support system: apple os, pad os, windows 9. standby current: