LENTION USB C to Dual HDMI Adapter, [Supports Up to Two 4K/30Hz Monitors] Compatible New Mac, Surface Book 2/Pro 7/Go, XPS 13/15, Windows Laptops, More, Stable Driver Adapter (CB-CF53, Space Gray) :
How to set up multiple monitors on Windows 10 | Windows Central
Surface Book 3 & Dock 2 with three "native" digital displays : r/Surface
Surface Pro 3 - Multiple Monitors no adapters needed - Multi-Stream - YouTube
Surface Book: Hands-on and setup of Microsoft's new Surface Dock accessory - Neowin
Microsoft launches Surface Book 2 - GSMArena.com news