The Waveshare Sound Detector is a small and very easy to use audio sensing board with different outputs. The Sound Detector not only provides an audio output, but also a binary indication of the presence of sound, and an analog representation of its amplitude. The outputs are simultaneous and independent
Bluetooth 5 Receiver, RCA Out
This Bluetooth receiver enables audio streaming from your tablet or smartphone wireless to headphones, home theater, or speaker system with R/L audio or 3.5mm audio outp..
Adafruit MEMS Mic Breakout
PDM is the 'third' kind of microphone you can integrate with electronics, apart from analog or I2C. These microphones are very commonly used in products, but are rarely see..