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Why are several holes in the tail of Apple 13 blocked?

If the hole in the tail of Apple 13 is blocked, it is recommended to clean the dust after the official sale. The holes in the tail are microphone and speaker respectively. If these holes are blocked, the impact will still be quite great.

Apple 13 is a dual speaker. The speaker is located at the top of the phone bangs and the right side of the phone bottom, supporting Dolby panoramic sound. Moreover, in the ios 15 system, Apple also added spatial audio to bring stereo sound effects.

The first three holes of Apple 13 are front camera, distance sensor and ambient light sensor, equipped with A 15 bionic processor, 6. 1 inch full-screen organic light-emitting diode, which supports 60Hz refresh rate.

The four holes behind Apple 13 are wide-angle camera, super wide-angle camera, flash and distance sensor. It adopts12 megapixel wide angle and super wide angle, and supports 2x optical zoom and 5x digital zoom.