dual audio sharing

Bluetooth version: 5.2H
Speaker: 13mm
Speaker sensitivity: 113±3dB
Microphone sensitivity: -42±3dB
Frequency response range: 20-20KHz
Charging input: 5V 340mA
Capacity Earbud Battery: 30mAh
Charger Battery Capacity: 360mAh
Music Play Time: 7 hours(70% volume)
Earphone Charging Time: About 1 hour
Case Charging Time: About 1 hour
Case Standby Time: More than 6 months
Material : ABS + silicone
Net weight: 56g