HDMI Splitter, GANA HDMI Switch Bidirectional 2 Input to 1 Output or 1 in to 2 Out, Supports 4K/3D/1080/HDCP Passthrough-HDMI Switcher for HDTV/Blu-Ray Player/DVD/DVR/Xbox etc. Color:Black Bi-Directional 4k HDMI Switch 2 into 1 hdmi switch: Connect 2 HDMI sources to 1 monitor/TV/projector, switch 2 input sources via manual switch button. hdmi switch 1 Input 2 Output: Connect 1 HDMI source to 2 displays, toggle between 2 display devices. (only one output device will display for each time) hdmi spliiter 4k Compatibility Devices hdmi a b switch supports Input Devices: Fire tv, set-top boxes, DVD, ROKU, etc 4k switcher supports Out Devices: HDTVs, projectors, monitors. Specification Easily switch between two HDMI video sources to one HDMI display Easily switch a single HDMI video source between two displays (not simultaneously) Fully supports HDMI features Supports 3D, 1080P, 4k x 2k resolution and HD audio MAX operation current15ma with 2LED &display worwing port LED:2GreenDisplay working port Easy install & operation Support HDMI plug & play Support 4k2k Note: This switch works best with HDMI cables that are 16 feet (5 meters) or shorter and 26AWG or better. Will not output to both displays simultaneously; select which one to use with the select button.