User Manual

Check if the volume level is set on both the source device and
the speaker.
Check if the speaker is running out of power.
CHARGING
One full battery charge provides up to 6 hours of playtime at maximum volume
and up to 25 hours at moderate volume. When the battery is running low, you
will hear a voice signal.
TREBLAB HD7 may be used while charging in both Bluetooth mode and AUX
LINE-IN mode.
To charge the speaker, plug one end of the cable into the Micro USB charging
port under the rubber cover at the side of the speaker. Plug the other end of
the charging cable into a standard USB port. Regarding the adaptor’s power, it
takes from 2 to 4 hours to fully charge the speaker’s battery.
If the speaker is turned off, the LED light will turn RED. If the speaker is turned
on, it will start flashing RED and BLUE. The RED light will go off when the
speaker is charged.
Be sure to use a 5V DC, 0.5-1.5 A adaptor or charger. Using the power source