Expand your usb type-c port to hdmi, usb 3.0, sd & tf card, rj45, pd and a usb-c charging port.
**hdtv: 4k*2k (3840*2160), downwards compatible with 1080p 720p etc.
**usb*2: high speed usb, power supply up to 4.5w max
**usb c female port1: pd, 20v, support max 100w power adapter (input)
**usb c female port 2: high speed usb-c, power supply up to 4.5w max
usb c male: compatible with thunderbolt 3, make sure that the host usb-c port on your device. **complies with the usb 3.0/3.1 specification
**rj45: adaptive 10/100/1000mbps ethernet
**sd/tf card reader: support multiple types of tf and sd cards, sd card and tf card cannot be used at the same time.