The microphone is always listening, waiting for the wake word. If it can discern a wake word, it can speech-to-text everything (or will be able very soon), good luck noticing your daily <10kb of compressed text in what it sends up.
And this camera is a security camera, it's designed to send up video and audio 24/7.
If we're going to enter the land of "if it's possible (or not possible today, but possible very soon)", are you concerned with your router embedding such a capability? Your phone has a microphone. Are you concerned that Google or Apple are sending 10kb of compressed text daily after recording you all day?
The microphone is always listening, waiting for the wake word. If it can discern a wake word, it can speech-to-text everything (or will be able very soon), good luck noticing your daily <10kb of compressed text in what it sends up.
And this camera is a security camera, it's designed to send up video and audio 24/7.