The US Patent Office issued a series of new Apple’s applications  about technology automatically adjust the volume of the headset or speaker smartphone depending on the ambient noise. You can also find information on the system volume control on the side of the device.

As conceived by engineers, the transition from loud to quiet places, the smartphone will automatically change the volume, given the level of noise.

Considering the fact that the registration of patents began in the third quarter of 2014, it is possible that in 2017 Apple will use technology in the new iPhone.