Chip: AB5376A
Bluetooth Version：V5.0
Earbud Battery: 40mAh*2(Fully charged in 1.5H)
Charging case battery: 300mAh
Play time: 3-4H (60% volume)
Talk time: 4H
Standby time: 120H
Charging time: About 2H
TYPE C port
Battery digital display

Charging case dimension: 68*36*26mm
Earbud dimensions: 36.43*18.5*14.55mm*2
Net weight: 3.8g*2(Earbuds)/39g(Charging case)
Wireless working range: 10M (without obstacles )
Speaker: Φ10MM
Speaker sensitivity: 90±2dB 1kHz/1mW
Impedance: 32Ω±15% 1kHz
Profiles supported: Headset,Hand-free,A2DP,AVRCP
Input voltage / current: DC 5V/1A