Please help

What do you call and hdmi splitter that performs this function.Xbox and hdmi connected to tv1. Ps4 connected to tv2. Splitter is able to swap Xbox to tv2 and ps4 to tv1 without having to change the hdmis every timeNeed to know how to search for one of these if they exist haha any guidance would be greatThanks!! via /r/tech https://ift.tt/2Rq0Qpf