The ringtone becomes smaller after the Bluetooth headset of Apple mobile phone is used up.

It may be that the user switched to external voice when making a phone call with a Bluetooth headset. By default, you turn off the call audio and media audio options. You can enter Bluetooth, click on the matching earphone, and then turn it on.

Apple mobile phone iPhone is a series of mobile phone products with iOS operating system launched by Apple from June 5 to/kloc-0 to October 9, 2007. As of March 2022, Apple has released 33 mobile phone products, the latest versions are: iPhone 13 mini, iPhone 13, iPhone 13 Pro, iPhone 13 Pro Max, iPhone SE (3rd generation); The mute button of iPhone series products is on the left side of the front of the device; Before the iPhone 5, this model used a 30-pin (30-pin) interface, and after the iPhone 5 (inclusive), this product used a Lightning interface. The Home button is configured for models before iPhone X; After iPhone X (inclusive) (except the second and third generation of iPhone SE), cancel the physical Home key. IPhone series models are equipped with Apple silicon self-developed chips from iPhone 4. First appeared on the Touch IDiPhone 5s; IPhone 6s and iPhone 6s Plus added 3D Touch touch control on the screen for the first time; Wireless charging first appeared on iPhone8 and iPhone 8 Plus models, and Qi(Chee) wireless charging standard was adopted.