Harman Kardon GO + PLAY 3 Guia De Inicio Rapido página 10

CHARGING
If the speaker will not be
used for a long period
of time, please recharge
the battery at least
once every 3 months.
Battery life will vary due
to usage patterns and
environmental conditions.
Low battery Charging in progress
Rechargeable battery with
USB charge out
( *NOT INCLUDED )