Bose SoundLink Mini Bluetooth Speaker II Owner's guide - Page 18

Operating on Battery Power Checking the battery A fully charged battery provides approximately seven hours of use at maximum volume. The rate of battery discharge varies with the volume setting. To check the battery charge level, press and hold while observing the battery indicator . You hear remaining battery percentage. Tip: To extend the battery playback time, reduce the volume. System state Battery indicator Charged / High charge Charging / Medium charge Charge needed / Low charge Note: Recommended charging time is four hours (see page 11). Battery protection mode When the system is unplugged and unused for three days with a remaining charge of less than 10 percent, it enters battery protection mode to preserve battery power. To reactivate the system, connect it to AC (mains) power (see page 10). Note: D o not store the system for extended periods when the battery indicator blinks red. When not in use, store the speaker in a cool place. Do not store the system fully charged for long periods of time. 18 - English