2. Check whether the player equipment and mobile phone speakers are prohibited, and adjust the volume appropriately.
3. Enter the phone settings-mode change-change the headset mode to external sound mode.
4. Put a toothpick through the speaker hole. If it still doesn't work, restart the phone or restore the factory settings.
If it doesn't work, it can only be repaired, which proves that the speaker is broken.
OPPO is a camera phone brand chosen by more young people. In the past ten years, OPPO has focused on technological innovation in the field of mobile phone photography, creating an era of mobile phone selfie beauty. It has successively launched camera phones with front-facing 5 million pixels and160,000 pixels, and creatively launched the world's first electric rotating camera and ultra-clear image quality, providing excellent mobile phone photography experience for young people in more than 20 countries and regions around the world.
According to IDC, an authoritative data organization, OPPO has become the first brand in China mobile phone market in 20 16 years. By the beginning of 20 17, more than 1 100 million young people around the world were using OPPO camera phones.
OPPO has always attached great importance to technological innovation. By July 20 16, the disclosure of OPPO patent application had entered the TOP 10 list of domestic local applicants. This is the first time that OPPO has entered this list 12.
By September 5th, 20 16, OPPO had publicly applied for 8683 patents. There were 7576 applications for invention patents, of which 87.3% were for invention patents. For OPPO, its patents are more concentrated in the fields of taking pictures, rotating cameras, and VOOC flash charging.