It does exactly it says it does, and the setup could not be simpler. If your mission is to put out the IDENTICAL screen image to two (2) screens, but, like most, your portable device has only the single HDMI port, this is a great solution. It is truly plug-n-play.
If you are seeking to EXTEND THE DESKTOP by having two (2) monitors, then this product is NOT the answer. You will only get the same image on the two screens if you use this. If you need to extend the desktop and have only one (1) HDMI port, what you need is a USB adapter (e.g., HDMI to USB, DVI to USB, etc.).
OREI HD-108 High Quality HDMI Splitter 1 x 8, Support 3D, you can enjoy a luxury of simultaneous displays at the most economical wholesale price just here! This HDMI splitter enables you to have 8 simultaneously displays from 1 HDMI source. This is ideal to use in places where several aspects have to be monitored or on occasions when several people need to look at the display in different angles.