Iqoo 1 1 What is the small hole next to the charging port?

Noise reduction hole According to relevant data, the small hole next to the charging port of iqoo 1 1 is a small hole to reduce the volume noise of the mobile phone. IQOO 1 1 is a mobile phone released by iQoo on February 8, 2022, and officially launched on February 8, 2022. IQOO 1 1 is equipped with Qualcomm Snapdragon 8Gen2 eight nuclear processor, and the OriginOS3 operating system developed based on Android 13.0 is pre-installed; Rear 50 megapixel GN5 super-sensitive main camera+13 megapixel portrait lens+8 megapixel super wide-angle lens, front16 megapixel camera; Equipped with 5000 mAh capacity non-removable battery.