Logitech SmartDock for Surface Pro Video Conferencing Bundle SmartDock Extender Box and 2 HDMI Cables (Renewed) - Walmart.com
Logitech SmartDock Large Skype Room System - Video conferencing kit - with SmartDock Extender Box, Surface Pro 4 (i5, 128GB, 4GB), Logitech Group + Expansion Mics at TigerDirect.com