3
28
29
31
33
34
35
36
38
38
38
39
40
44
48
4.6 Charging the earbuds
4.7 Charging the case
4.8 Battery status indicators
4.9 Cleaning the sleeves
4.10 Firmware update
4.11 Factory reset
5. Troubleshooting
6. Service and warranty
6.1 Local warranty
6.2 International warranty
6.3 Warranty limitation
7. Compliance information
8. Information and explanation of symbols
9. Important safety information
PH_User_Guide_Earbuds_TWE21_92x125_GB_V1.00_029-3338-02.indd 3PH_User_Guide_Earbuds_TWE21_92x125_GB_V1.00_029-3338-02.indd 3 2021-05-11 8:49:11 AM2021-05-11 8:49:11 AM