Found this interesting, useful if you have Google Pixel series phones
If you bought a Google Pixel or Pixel XL smartphone with a microphone or speaker defect before January 4th, 2017, then you might be able to get up to a $500 USD (about $663 CAD) reimbursement from Google.
Read more at MobileSyrup.com: Defective Pixel, Pixel XL owners can claim up to $500 with documentation