Huawei — honor mobile

Address:

361001

1- problem:
Many time when i make a phone call i do not get sound of communication but when i make speaker on then get sounds and become able to communicate.
2-possible reason:
Recently i saw the symbol for earphone was on without connecting earphone also i never used earphone while making a call. This must be the reason of problem stated in point no-1.
3- request:
Kindly revert back this defective phone and make me available a healthy phone