Adafruit PCM5122 I2S DAC with Line Level Output
Adafruit · 6421
6421I2S stereo DAC breakout based on the PCM5122, with line-level 3.5 mm and pad outputs, hardware mode by default, optional I2C or SPI control, 3 to 5 V power input, and 3.3 V logic data lines.
Buzzers and speakers
6 other optionsA 5 V active buzzer and a 4 Ω speaker both make sound, but they need completely different drive circuits.
Buzzer 5V - Breadboard friendly visual previewBuzzer 5V - Breadboard friendly
Active 3–5 V fixed-tone buzzer for simple alert beeps. Not suitable for audio playback or variable-pitch output.
$0.95
20W 4 Ohm Full Range Speaker - XS-GTF1027 visual preview20W 4 Ohm Full Range Speaker - XS-GTF1027
Passive 4 Ω full-range speaker for amplified audio. Do not connect directly to GPIO as a buzzer substitute.
€16.56
Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger 16MB Flash visual previewAdafruit Audio FX Mini Sound Board - WAV/OGG Trigger 16MB Flash
Adafruit Audio FX Sound Board - WAV/OGG Trigger with 2MB Flash visual previewAdafruit Audio FX Sound Board - WAV/OGG Trigger with 2MB Flash
Adafruit Audio FX Sound Board + 2x2W Amp - WAV/OGG Trigger -16MB visual previewAdafruit Audio FX Sound Board + 2x2W Amp - WAV/OGG Trigger -16MB
Adafruit Mono 2.5W Class D Audio Amplifier - PAM8302 visual previewAdafruit Mono 2.5W Class D Audio Amplifier - PAM8302
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