• Please ensure the case is correctly connected with power source.
• Check if the earbuds are operating.
• Check if the earbuds volume is at an appropriate level.
• Check if the earbuds are correctly connected with mobile phone.
• Check if the earbuds are operating within a normal working range.
• Check if mobile phone is in an area with strong signal. • Please ensure the earbuds are within effective distance (10m) and no obstacle between the earbuds and mobile phone.
• Please ensure the paired device support AVRCP (Audio/Video Remote Control Profile) profile.
After-sales service information
If the product has a performance failure during the effective warranty period, you may apply for product warranty service.
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