Sound Detection and Audio Input for Microcontroller Projects These adjustable-sensitivity microphone sensor modules pick up sound and provide both analog and digital output signals. The onboard preamplifier and sensitivity pote...

Compact Speakers for Audio Output in Electronics Projects These small speaker modules are designed for integration into microcontroller projects requiring audio output. Compatible with common audio amplifier ICs and microcontro...

Detect Sound Presence for Voice-Activated and Noise-Triggered Projects These sound detection sensor modules output a digital signal when the ambient sound exceeds an adjustable threshold, making them well-suited for sound-activ...