Google and Huawei collaborated to build the Nexus 6P which is now under quite critical eye of the public using it. After the bend test failure and then the glass shattering, there is another complain being logged by the users’ i.e. poor quality of the microphone.Users are reporting that the other person on the call is seemingly unable to hear the voice clearly.

Nexus 6P users reporting poor microphone quality

This happen in both regular calls and also in VoIP calls, such as in Hangouts. Some have reported that the problem only occurs in microphone mode other said that it also happens in earpiece mode. This is issue is now quite prevalent with people discussing it on various forums.

Google is currently investigating the issue or might look to diminish or resolve it with a software update.