The question library / Privacy & inputs
How do microphones and audio work in smart glasses?
Microphones capture sound; speakers deliver it. Voice detection, transcription and an AI response are separate stages. Check which stages are active and where they happen rather than treating “voice enabled” as one setting.
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- What comes in?
- Where does it go?
- What stays?
Does a microphone mean smart glasses store everything they hear?
No. A microphone provides an audio input. Software determines when it is used, what processing occurs and whether a recording or transcript is…
Read the answer ↗Is a wake word the same as continuous recording?
A wake word is an activation mechanism. It does not by itself establish whether preceding audio is stored or sent to a server. Detection, recording…
Read the answer ↗Why can speech recognition fail in a quiet room?
Quiet surroundings do not guarantee a good input. Microphone selection, capture level, pronunciation, language settings and the recognition system…
Read the answer ↗What changes for smart-glasses audio in a noisy place?
The system has to distinguish the intended voice from competing sound. Nearby speech, movement and microphone placement can change what reaches…
Read the answer ↗Does Bluetooth pairing guarantee microphone access in an app?
No. Pairing establishes a device relationship, while microphone access depends on the supported audio path, application interface and permissions. An…
Read the answer ↗What is the difference between transcription and translation?
Transcription turns speech into written words in the spoken language. Translation changes the language of the content. A spoken translation workflow…
Read the answer ↗Can spoken smart-glasses replies reveal private information?
Yes. A spoken response can be heard by someone nearby, and even a partial detail may matter. Output choice should take the situation and the…
Read the answer ↗What should a smart-glasses audio interface make clear?
It should make the active microphone, listening state, request progress and stop action understandable. The wearer needs to know whether to speak,…
Read the answer ↗Sources.
Answers last updated September 13, 2026. Source review dates are listed with each answer.