BOLTUNE BT-BH020 User Manual - Page 7

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Also for BOLTUNE BT-BH020: Quick Start Manual (3 pages)

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1. Product Diagram
2. Important Safety Instructions
3. How to Wear
4. Operation and Functions
5. Cleaning and Maintenance
6. Troubleshooting
7. Warranty and Service
8. WEEE Compliance

Note:

• Please fully charge the earbuds when using them for the ﬁrst time.

• When battery is low, a "Battery low" voice prompt will be heard (if you are wearing

the earbuds). Please charge it in time or the earbuds will turn off automatically

around 10 minutes later.

• Charge the earbuds at least once every 3 months when not using for a long time.

Charging the Charging Case

1. Connect the charging port with any USB charging adapter or active

computer USB port (Fig. 7).

2. The four charging indicators will light up progressively.

Note: Unplug the charging cable (timely) when fully charged.