Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger - 2MB Flash [ADA2342] Adafruit Audio FX Mini Sound Board WAV/OGG Trigger with 2MB Flash OGG audio format Operating Voltage: 3 to 5V DC Board Dimensions: 38mm x 23mm x 4mm / 1.5" x 0.9" x 0.2" Board Weight: 3.6g