Amazon.com: OREI HDMI Splitter 1 in 2 Out - 1x2 HDMI Display Duplicate/Mirror - Powered Splitter Full HD 1080P, 4K @ 30Hz (One Input To Two Outputs) - USB Cable Included -
4K UHD HDMI 1x2 Port Splitter
KanexPro 1x2 HDMI Splitter SP-HD1X24K B&H Photo Video
1x2 4K HDMI Splitter Switcher Dual Monitor For Full HD 1080P Support HD And 3D | eBay
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 HDMI Cable (1 Source onto 2 Displays) - Newegg.com
1x2 HDMI Splitter 1 in 2 out with Downscaler, 3D, upto 4k@60Hz (UHDS-102C) | OREI
1x2 HDMI Splitter: 1-in 2-out, USB Powered, EDID, 3D Support (HD-102) | OREI
1x2 HDMI Splitter with 4Kx2K & EDID Management
Black Box 1 x 2 HDMI Splitter with Audio (AVSP-HDMI1X2)