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ReSpeaker 2-Mics Pi HAT for Raspberry Pi Seeed...

SNDELE2SRASPM
€10.00
ReSpeaker 2-Mics Pi HAT is a dual-microphone expansion board for Raspberry Pi designed for AI and voice applications. You can build a more powerful and flexible voice product that integrates Amazon Alexa Voice Service, Google Assistant, and so on.
2
Available
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Bluetooth audio receiver and amplifier...

AUDBTTDA2030
€14.17
30w This bluetooth audio receiver comes bundled with a big 30W amplifier, making it ready to receive your audio streams wirelessly on any speaker.
2
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Bluetooth audio receiver and amplifier (20W-30W...

AUDBTKA15
€16.58
high-power Stereo Bluetooth Audio module.Dual channels audio signal output.Built-in amplifier module therefore it can connect to loudspeaker directly.It is ideal for DIY wireless Bluetooth speakers and transponders. It can work with APP Sinilink which can display can monitor the current voice source and switch Equalizer.
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Electronics

ISD1820 Voice Recording Module

MODJANVOIRECISD
€6.25
ISD1820 voice sound audio voice module is quickly become familiar with the ISD1820 series chips designed for a simple and practical circuit board. It applies to all  series chip, with a simple, fully functional characteristics. Recording chip ISD1820 series is a highly integrated, high-performance chips. It can be multi-segment recording, sampling rate...
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Electronics

Piezo Ceramic Transducer Wire 27mm

SENFLYPIEZODW
€2.92
Simply supply it with 5V power (or less than 25V), it will start vibrating, use another analog signal to control the power via Arduino.
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