You need a Raspberry Pi with respeaker microphone. Many assistants to install around - for example https://github.com/iamsrp/dexter https://github.com/iamsrp/de

You need a Raspberry Pi with respeaker microphone. Many assistants to install around - for example https://github.com/iamsrp/dexter https://github.com/iamsrp/dexter and many more. Whisper is a bit slow on RPI and not working well for short phrases. It is more focused on long transcription like podcasts. You can try Vosk instead https://github.com/alphacep/vosk-api https://github.com/alphacep/vosk-api