TOPWAY em 17LY72 Manual Download Page 5

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5.Frequency response curve

左通道 Left Channel 阻抗 Impedance

右通道 Right Channel 灵敏度框 Sensitivity

频率 Frequency 名称 Name

平衡度 Channel Balance 极性 Polarity

通道合格 Channel Qualified 判定 Judging

耳机无法充电
Can not charger for
Earphones

1.充电线两端未连接好
2.充电线故障
1.The charger cable connected was not well.
2.Charging line was damaged.

Summary of Contents for 17LY72

Page 1: ...TOPWAY EM ENTERPRISE LTD Manual Apellation Bluetooth Earphone Model 17LY72...

Page 2: ...s Quiescent current 4uA Standby current 2mA Operating current 28mA Playback music time 3 4 hours iPhone 70 Test condition used with iPhone playback music for70 maximum volume Talk time 3 4 hours Stand...

Page 3: ...tandby mode Power redialed Double click Power button and have redialed voice prompt 4 Answer call Incoming call Power Click Power button once incoming call Incoming call voice prompt 5 End call On cal...

Page 4: ...last connected smartphone 4 Trouble Shooting and Common Situations No Common Situations Trouble Shooting 1 Earphone can not power on 30 Battery drain please charge the device for 30 minutes and then...

Page 5: ...ve Left Channel Impedance Right Channel Sensitivity Frequency Name Channel Balance Polarity Channel Qualified Judging 6 Can not charger for Earphones 1 2 1 The charger cable connected was not well 2 C...

Page 6: ...antee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment...