Why Four Networks and Not One
Splitting the task is the substantive change. A single model tuned to suppress background sound has no way of knowing whether you are mid-conversation, whether the voice it just found belongs to you, or whether you have walked from a quiet corridor into a crowded hall. Miss any of those and the aid helps in the wrong direction — flattening a room you were listening to, or dipping your voice the instant you start talking. Dedicated networks are Signia's answer. Whether four beats one for your particular hearing is not something the published record can settle today.

