Developers do not sit around and continue to study the innards of iOS 11. Now one of them discovered a new sound charging device.
The standard file in iOS 10/11 is called connect_power. Caf, we hear it every day. A new sound file is called engage_power. Caf, and it has not been used anywhere before, it sounds quite different.
Here is the sound:.
The new sound completely differs from the classical one: volumetric, increasing in volume. In general, the ideal sound for wireless charging.
Of course, this sound can be intended for something else, but the name and specificity of the sound do not leave other thoughts. Plus, the rumors repeatedly confirmed the availability of technology in the future flagship.