connect using your Wi-Fi, no external internet needed.
1. allocate your phone next to the TV, press the "Start" on your phone.
2. Press the Wi-Fi connect on the android TV to connect to phone.
karaoke tv:
turn your Android TV + phone into a karaoke machine.
https://www.youtube.com/watch?v=dGjSfpe-wxs
https://www.youtube.com/watch?v=eeIQbuxNpU4