Apple Digital AV Multiport Adapter - adapter - HDMI / USB
Monoprice Consul Series USB-C HDMI Adapter with USB 3.0, USB-C 100W PD 3.0 - Monoprice.com
Amazon.com: StarTech.com USB to DVI Adapter - 1920x1200 - External Video & Graphics Card - Dual Monitor Display Adapter Cable - Supports Mac & Windows (USB2DVIPRO2),Black : Electronics