Bluetooth version: 5.3 (Jieli AC7003D8 chip)
Supported protocols: HSP, HFP, A2DP, AVRCP
Talk time: 7H
Playing time: 6H
Charging time: 1H
Standby time: 200h
Charging box battery capacity: 300mAh (with protective plate)
Earphone battery capacity: 40mAh*2 (without protection board but IC)
Best transmission distance: <1m
Maximum transmission distance: 10m
Voice prompt: support
Sensitivity: 104±3dB
Horn diameter: 10mm
Impedance: 16Ω
Frequency response range: 20Hz-20KHz
Multipoint connection: not supported
Manual: Chinese and English
Accessories included: USB charging cable, user manual, earplugs of different sizes
Colorful lights on the charging case: yes
Metallic paint on the cover
Waterproof rate: IPX6
Call Noise Reduction: DNS
Charge for 10 minutes, listen to songs for 180 minutes
