Anker PowerConf A3301 Mode D'emploi page 10

Specifications
Charge input
Charge out
Rated output power
Battery capacity
Charging time
Talktime
Driver size
Frequency response
Bluetooth version
Bluetooth range
08 EN
5V 2A
5V 2.1A
3W RMS
6700 mAh
4 hours
24 hours
1 x 1.75" (full range)
20 Hz - 20 kHz
V 5.0
10 m / 33 ft