1. This is a professional car standard Wi-Fi A/V mirror smart converter. 2. Phone to car audio which transfers the audio and video of smart phone or pad (live screen) to car audio player. With this device, user can enj oy all applications & contents of smart phone in car. 3. On line navigation (advanced functions: TMC, location share, free map upgrade). 4. Music listening and video watching. 5. Internet surf (movies-watching, news-browsing, twitter, Google talking). 6. Games playing.