1 Double TV for Signal Cable Adapter Split HDMI HDTV Video to 2 Adapter - Walmart.com
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 -