This is the Rocketfish MHL HDTV Adapter RF-G1171. Connect your MHL-enabled (mobile high-definition link) mobile phone or tablet to an HDTV, monitor or AVR with an HDMI input with this adapter, which lets you stream up to 1080p video, plus audio in up to 7.1-channel surround sound.
Connects an MHL-enabled mobile or portable device to an HDTV: For wide-ranging use (HDMI cable required, not included). Does not work with select Samsung 11-pin mobile devices, such as Galaxy S3 and S4 mobile phones and Galaxy Note 2 models.
Supports up to 1080p high-definition video: Along with 7.1-channel digital surround sound to ensure detailed images and crisp, high-quality audio. Ideal for streaming Web-based content and music, mobile gaming and viewing videos and photos.