Manufacturer: Borofone
Model: BE49
Bluetooth: 5.0
Charging time:  1.5 hours
Working time with case: 15 hours
Earpiece battery capacity: 35mAh
Case battery capacity: 300mAh
Speaker: 6 mm
Frequency: 20 – 20000 Hz
Range: 10 m
Material: ABS
Color: white