powered off after 3 minutes.
Charger and Battery
Before using any charger to charge this earphone,
check whether the specifications of the charger meet
requirements. The recommended output voltage of the
charger is DC5V+/-0.25V, and the recommended
output current is 100 mA to 500 mA. An over-high
charging voltage may damage the earphone.
Warning: Use the recommended charger whenever
possible. Use of other types of chargers may violate the
warranty terms of the equipment and results in danger.
If the charging cable is delivered with the earphone,
connect the cable to a certified charger or computer to
charge the earphone.
Charging the Battery
The earphone use embedded charging battery that
cannot be removed. Do not attempt to remove the
battery from the earphone or the charging box;
xem các thông s k thut ca b sng yêu cu hay
ngh ca b sc là DC5V +/- 0,25V
ngh n áp
sc quá cao có th làm hng tai nghe.
Cnh báo: Khuyn cáo nên dùng b sc
ngh. Vic s dng các loi b sc khác có th dn nguy
him.
Sc pin
Tai nghe s dng pin sc không th tháo ri. Không tìm cách tháo
pin ra khi tai nghe hoc hp sc; nu không, tai nghe có th b