User Instructions

4. Instructions
Step1: Connectthe charger andplug inthe USB cable.The green indicatorwill light
ontheaudioswitch.Thecharging powersourcehasbeenturnedonandischarging
at this time.
* This project version of the sample indicator is only used as a power-on prompt, and
it won’t turn off after the charge is completed. The batch version will have a full light
indicator, and Bluetooth connection instructions.
* When the battery is fully charged, disconnect the charger. The system can also be
used normally whilecharging.
Step 2: boot. Rotate the audio switch according to indication on the switch.
(Please note that there is only one direction). About 3-5 seconds later, the speaker
will hear "dong dong dong", indicating that the audio is turned on at this time.