Ports Spec: Front:
1 x USB-A 3.1 port for USB-A peripherals
1 x USB-C 3.1 port for USB-C devices
SD card reader connects to SD cards without an adapter
Audio in/out for mic and speaker support
Back:
170W PSU (Power Supply Unit) powers the dock, and also charges the connected laptop up to 85W, to keep your laptop charged while you work
1 x Thunderbolt 3 port connects to laptop with the included Thunderbolt 3 cable
1 x Thunderbolt 3 port connects to high-resolution monitor/display and Thunderbolt 3/USB-C peripherals
DisplayPort connects to high-resolution monitor/display
1 x Gb Ethernet for reliable, hardwired Ethernet connection
4 x USB-A 3.0 ports for devices that connect via USB-A such as a mouse, keyboard or printer