HDMI Switch, 3 Port 4K HDMI Switch 3 in 1 Out with High Speed Switch Splitter Pigtail Cable Supports Full HD 4K 1080P 3D Player HD Audio for HDTV, Projector, Computer,Monitors This HDMI Switch is very easy to use, plug and play. You can hook up 3 devices to it (ps3/fire TV/Blu-players) and 1 way out (TV hdmi port or Monitor). Hdmi cable splitter, Auto-Switch and Manual-Switch : The automatic switching works when firstly connected, and there is a simple button on the device that allows the device to switch to another input stream manually with a 1'hdmi single press. Hdmi switch 3 in 1 out: Support 3D data transfer, support high resolution: 480P, 576P, 720P, 1080i, 1080P,meanwhile compatible with V1.2, V1.1, V1.0 (NOT support 4K ,roku 2 or V2.0) Wide Compatibility : This fitTek HDMI Switch is a great accessory for anyone that has multiple HDMI devices. It works for PS3, TV Box, Blu-Ray/DVD Player, Amazon Stick and fire tv other devices with HDMI port. HDMI switching operation with manual switch button, has the key-press-switching function, easily switches three source devices to one display.