The solution that the wired headset cannot connect to the mobile phone is as follows:
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1. There may be a problem with the earphone, there is a similar type of earphone around, you can plug it in and try it. By the way, press the sound key on the side of the phone and turn it up.
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2. Check whether the scene mode is set to airplane mode or silent mode.
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A headset is a pair of conversion units that take signals from a media player or receiver and convert them into audible sound waves using speakers close to the ear. The headphones are generally detachable from the media player and are connected using a plug. The advantage is that you can listen to the sound alone without affecting others; It can also isolate ambient sounds against the recording studio. Bars, trips, sports, etc. People who use in noisy environments are very helpful. Headphones were originally used for phones and radios, but with the popularity of portable electronic devices, they are mostly used for mobile phones. Walkman. Radio. Portable video games and digital audio players.
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From the development of the entire audio industry, wireless headphones are still a new thing, the development time is not long, and it is still in the rising period, user demand continues to increase, and users' expectations for wireless headphones are also increasing, which is a new test for the industry.
1. Check whether the headset is fully plugged into the headphone jack.
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2, try to replace other headphones, it is recommended to use the original earphones.
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3, if invalid, please back up the important data in the phone, and then restore the phone factory Settings.
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4, If the mobile phone can detect the latest version, it is recommended to update the firmware version of the mobile phone, and upgrade the input system (please backup the data in the mobile phone before upgrading) if the problem still exists, please bring the purchase invoice, warranty card and the machine to OPPO customer service center for testing, and professional engineers will solve it for you.
First of all, your mobile phone must not be a few years ago, otherwise the manufacturer can not take care of it is normal. If it is a style in recent years, you can first find the mobile phone shop to see if there is a problem, if the mobile phone is under warranty, contact the manufacturer for maintenance, and if it is not guaranteed, you can only find your own shop for maintenance