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User Guide 3 ........................................................................................................................................................................
Frequent questions (FAQ) 3 .............................................................................................................................................
Technical specifications 3 .................................................................................................................................................
AUDIO 3 ..........................................................................................................................................................................
CONNECTIVITY 3 .............................................................................................................................................................
HANDS-FREE MICROPHONE 3 .........................................................................................................................................
EARPHONE BATTERY 3 ...................................................................................................................................................
BATTERY CHARGING CASE 3 ...........................................................................................................................................
Safety and maintenance 3 ................................................................................................................................................
Prevention of hearing loss 4 ............................................................................................................................................
Warranty 4 ...........................................................................................................................................................................