Microsoft Surface Dock 1661 Black with 90W ac adapter used

• Compatibility: Surface go, surface laptop, surface laptop 2, surface pro, surface pro 3, surface pro 4,surface pro 6, surface book, surface book 2
• 2x Mini display ports, 1x Gigabit Ethernet port
• 4 USB 3.0 ports, 1x audio out port
• Magnetic surface connect cable. Transform your surface into a desktop PC by plugging in your dock with the surface connect cable. External power supply
• High speed data transferring
• 90W ac adapter

Turn your ultraportable Surface into a desktop PC and boost your productivity
with Surface Dock. Compatibility - Surface Pro 3, Surface Pro 4, Surface Book.