I’ll show you how to drop an Arduino into a cheap speaker as the blueprint for your own audio adventures. ... discovered a regular F-6188 Bluetooth audio module built around the BK8000L chip, ...

Meet the Production-Ready Arduino Compatible HQ record and Playback Audio Module! With ease, you can record and playback up to eight sound bytes using your own voice, or PC.

Infineon has introduced a ~10 x 20mm antenna-inclusive Bluetooth 5.0 (core spec) module that consumes 1.3mA receiving (-95dBm) and 3mA transmitting (0dBm). Called CYW20822-P4TAI040, it sleeps at 2μA ...