When listeining to the room All audio is scratchy bad and full of static noise even whe there is no noise in the room. Tried every position on the volume sensititiy slider ...stilll bad on both camera

I recently bought Tapo C225 and C500 cameras. The audio quality of both cameras is poor, so I can't hear conversations clearly. They are much worse than my old TP-link cameras. I notice that the backg