iPhone 15 Pro Max Ear speaker rattling/cracking

[__savage_panda__]

purchased my mobile 1 week ago but i have an a issue when the volume is high on level i heard an a rattling sound inside the ear speaker i cant get comfortable audio with that and its very annoying sound what should i do with this

 

[DaveS86]

Get a replacement under warranty

 

[__savage_panda__]

I saw on social media people Replace their phone but replacement phone had the same problem...i'm not sure this is software issue or a hardware defect...god knows what's happening with 15 series