Amazon.com: StarTech.com USB 3.0 to Dual HDMI Adapter - 1x 4K 30Hz & 1x 1080p - External Video & Graphics Card - Type-A to HDMI Dual Monitor Display Adapter - Supports Windows
Amazon.com: avedio links HDMI Splitter 1 in 2 Out, 4K HDMI Splitter for Dual Monitors Duplicate/Mirror Only, 1x2 HDMI Splitter 1 to 2 Amplifier for Full HD 1080P 3D with 5ft HDMI
HDMI to DVI Adapter HDMI to DVI Cable by Insten HDMI to DVI Adapter Cable 6ft - Walmart.com
1x2 HDMI Splitter: 1-in 2-out, USB Powered, EDID, 3D Support (HD-102) | OREI
Amazon.com: USB C to Dual HDMI Adapter 4K 60Hz, USB C Splitter 2 Monitors Extended Display, Type C HDMI Hub Multiple Monitors Docking Station for Laptop(DP Alt Mode Required) Compatible with Thunderbolt