Compatible with the following models:

Surface Go 2, Surface Go, Surface Laptop 3, Surface Laptop 2, Surface Laptop, Surface Pro 7, Surface Pro 6, Surface Pro (5th Gen), Surface Pro 4, Surface Pro 3, Surface Pro, Surface Book 3, Surface Book 2, Surface Book, Surface Studio 2

Connections:

2 front-facing USB-C, 2 rear-facing USB-C (gen 2), 2 rear-facing USB-A, Surface Connect cable (80 cm), 3.5mm in/out audio jack, 1 gigabit Ethernet Kensington lock support,