Asus Zenphone 5, Why does it randomly made loud buzzing noises during calls?

[AC Question]

Asus Zenphone - 5 phone has randomly made loud buzzing noises during calls.

Asus Zenphone - 5 phone has randomly made loud buzzing noises during calls. Sounds similar to speakers that make a buzzing noise in between talking and gap in our speech.

 

[itguyjax8430]

Re: Asus Zenphone - 5 phone has randomly made loud buzzing noises during calls.

Asus Zenphone - 5 phone has randomly made loud buzzing noises during calls. Sounds similar to speakers that make a buzzing noise in between talking and gap in our speech.

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Does it do the same thing while talking on speaker phone while on a call?

 

[Viethyne]

I have the same problem here

 

[Viethyne]

Re: Asus Zenphone - 5 phone has randomly made loud buzzing noises during calls.

In my case it does the same thing while talking on speaker phone while on a call, help please