Introduction of chip

Jieli chip(USD16.9/PCS): Sound quality is very good ,but not support noise reduction and transparency mode.
A10 Chip(USD35.61/PCS):This chip has full functions which is same as Original 3rd Generation. Working excellent in spatial audio head tracked is an important breakthrough. The headphones are stable and its sound quality is perfect as well. It is the best quality 3rd generation.

Features
1. Same with original size (Not original)
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.
9. Support rename
10. Support GPS location
11. Music time 3 hours
12. Metal hinge, metal stereo grid
13.Magnetic on the back

What's in the box?
2*Bluetooth earphones
1*USB Cables
1*Chargering Case
1*Manual