Bluetooth headset

1. The chip: jerry
2. Bluetooth version: 4.2
3. Material: PC
4. Effective linear distance: 10 meters
5. The speaker: true copper ring horn
6. Battery: the lithium polymer batteries, headphones 55 mah, charge warehouse 400 mah
7. Play time: single ear: 3 h; To the ears: 2 to 3 h
8. Standby time: 100 h, only one ear to ear 60 h
9. A full charge time: headphones about 1 hour, charging charge about 2 hours
10. Color: white, black