Product description ►Introduction Aeoss HDMI Bi-Directional Switch allows you to connect two HDMI sources like Fire TV and PS4 etc. to a single HDMI display. It also allows you to output single source to two displays.（2 displays can not work at the same time) ►Features and Specifications -2x1 Mode: 2 HDMI-Host (DVD Player, PS3 or others) to 1 HDMI Monitor or TV -1x2 Mode: 1 HDMI-Host (DVD Player, PS3 or others) to 2 HDMI Monitor or TV -Full compliance with HDMI Specification v1.0, v1.1, v1.2, v1.3, v1.4 -Power free, MAX operation current: 15mA -With 2 LED & display working port -Easy install & operation -Main control: Manual select push button control -Supports HDCP Passthrough -Support HDMI Plug & Play -Support 4K(4K@30Hz) & 3D -Dimensions: 52*50*20 mm(L,W, H)，Weight: 35g ►Compatible with HDTV, DVD, Xbox, PS3, PS4, Fire TV stick, Fire TV, ROKU, Apple TV and more other devices. ►NOTE If the HDMI BI-Direction Switch doesn't appear to be functioning: Firstly, check if the LED power supply is in good condition and well connected. Secondly, make sure all the cables are in good condition and have good connections. Thirdly, ensure that the length of the cables is within maximum supported length of this HDMI Bi-Direction Swtich. Finally, please try to connect the input source to the display, to see if it shows normal.