BT Chipset : QCC
Track System : Stereo
Working distance:10 M
Li-ion Battery: 500 Mah
Speaker Unit : 40mm*2 32Ω
Working hours: 10 H
Charging time: 3-4 H
Output voltage：3.7V
Standby ≥200 hours
Functions: Bluetooth Hands-free,AUX,ANC