MHL (Mobile High-Definition Link) specification version 1.0 is an HD video and digital audio interface for connecting mobile phones and portable devices to HDTVs and other home entertainment products. It utilizes established connectors and features a single cable with a 11-pin interface, supports 1080p HD video and digital audio, and simultaneously provides power to the mobile device! With this 2M(6ft) adapter cable, you won"t worry about that it"s too short to have fun. Now you can share photos, music and movies with your family and friends on the large HDTVs! Uses this single, thin adapter to connect the mobile device to the HDTV Extra Micro USB Male cable connected to Computer or Power Adapter for charging Built-in MHL Receiver converts a single differential pair to HDMI four differential pairs Supports max 1080P NOTE: A) Do not connect the MHL Adapter to your device through the Desktop dock. The Video and Audio output will not work correctly. B) Any incoming calls or messages will pause the media output. After taking the calls or acknowledging the messages, the media will resume playing. C) If your TV has multiple HDMI ports, you may use any of the ports but need to make sure your TV settings have the correct HDMI port selected. Consult your TV owner"s manual. D) After connecting the MHL Adapter, the upper and lower sides of the TV/Monitor"s screen may be cut off. In this case, you can adjust the TV/ Monitor in the Settings menu on your TV. Consult your TV owner"s manual. Compatible with: Samsung Galaxy SIII S3 I9300 I9308 Follow the steps below to connect: 1. Connect micro USB MHL plug to Samsung S3. 2. Connect HDMI male plug to HDTV device. 3. Connect USB plug to power source and keeps your S3 charging while connecting the MHL to HDMI