Microsoft Surface Dock 2 for Surface Pro Surface Book And Surface Laptop

Compatibility
Surface Pro 7+
Surface Pro 8
Surface Laptop Studio
Surface Laptop 4
Surface Laptop 5
Surface Book 3 (13.5" & 15")
Surface Laptop 3
Surface Pro 7
Surface Pro 9
Surface Pro 9 with 5G

Supports dual 4k monitors at 30Hz:
Surface Go 3
Surface Laptop Go 2
Surface Laptop Go
Surface Book 2
Surface Laptop 2
Surface Laptop
Surface Pro X
Surface Pro 6
Surface Pro (5th Gen)
Surface Go 2
Surface Go

Not compatible with:
Surface Pro 4
Surface Pro 3
Surface Book (1st Gen)
Surface Studio 2+

Dimensions
5.12" x 2.75" x 1.18" (130 mm x 70 mm x 30 mm)
Weight
1.13 lb (515 g)
Connections
199 W power supply
Supports dual 4K at 60 Hz
Surface Connect cable (80 cm)
2 front-facing USB-C (10 Gbps) (15 W)
2 rear-facing USB-C (10 Gbps) video display enabled (7.5 W)
2 rear-facing USB-A 3.2 (10 Gbps) (7.5 W) 3.5 mm in/out audio jack
1 gigabit Ethernet
Security lock support (Kensington compatible)