Designed For XPS 15 9575 2-in-1, Precision 5530 2 in 1

Comprehensive 7-in-1 adapter with 90W pass-through

Alienware backpack

Plug your smartphone into the secondary USB-A port to charge it alongside your USB-C laptop. 

Dell Precision Docking Station

Power source up to 90W for Dell devices and 90W for non-Dell devices via USB-C

Supports up to three 4K displays or a single 5K display, Four USB 3.0 ports, One USB-C port, 
Speaker output, Combo audio, Gigabit Ethernet, Kensington Lock Slot
Charges up to 65W laptop via USB-C