1. Same with original size and valid serial number
2. Smart sensor ( ear detection function take out from earphone automaticly pause music)
3. Real battery level for both earphone & charging case.
4. Pop-up animation windows.
5. Left erphone right earphone Can be used alone.
6. Tap control function.
7. Play music ,Support last song, next song.
8. Have logo on the charging box & headphones and serial number label on the retail box Comes with retail box and all accessories.
10.Support GPS location
11. Music time 4 - 5 hours
12.Metal hinge,metal stereo grid
13.Can provide a valid serial number, free printing