Blaupunkt BLP1590HE.COMP Manuel D'utilisation page 12

Specifications
Battery base : Li-Po 400mAh
Rated voltage base : DC 5V 1A
Max consumption : 5W
Battery of earphones : Li-Po 50mAh
Rated voltage of earphones : DC 5V 500mA
Frequency : 20Hz-20KHz
Radio frequency : 2,4GHz
Bluetooth compatible version : 4.2
Working range : 10m
Charging time : 2 hours
Music playing time : 2 hours
Presentation of the product
1. Charging port
2. Indicator light
3. Button
4. Ear tip
5. Indicator light
6. Handle
7. Micro USB