This is the MHL HDMI 1080P HDTV Adapter Cable.  With this product, you can watch movies and videos stored in your Samsung smart phones/tablet  in full quality on your HDTV, external monitor, or projector.Specification:MHL specification 2.1Connector 1 (output) : Standard HDMI connect to HDTV

This is the MHL HDMI 1080P HDTV Adapter Cable.  With this product, you can watch movies and videos stored in your Samsung smart phones/tablet  in full quality on your HDTV, external monitor, or projector.Specification:MHL specification 2.1Connector 1 (output) : Standard HDMI connect to HDTVConnector 2 (power)  : USB Power Charging Port for connecting the power sources.Connector 3 (input)    : MHL port to connect your Samsung smart phone/tabletVideo: 1080p HDAudio: 8-channel (e.g. 7.1 surround) digital audioHow to use:1. Connecting the Micro USB Ports to your Smart Phone2. Connecting the USB power connector to the computer or the wall power charger/power bank.  Then supply the power for this product while use it, or it cannot output the videos.3. Connecting the HDMI interface to the TV or displayer, and change the video mode of the displayer to the HDMI mode.4. Then it can directly sync output the videos/photos  the phone to the HDTV, Just plug and play, without need any set.Compatible with : Samsung Galaxy S3 i9300Samsung Galaxy S3 i9305Samsung Galaxy S3 T999