The Grove - Speaker is a module consist of power amplification and voice outputs. The loudness can be adjusted by the on-board potentiometer. With different input frequency、 the loud-speaker generated different tones. Coding the music into Arduino、 DIY your own music box.
Feature:
Volume Adjustable;
Grove Interface.
Dimensions: 1.54 in x 0.75 in x 0.35 in (3.9 cm x 1.9 cm x 0.9 cm) Weight: 0.21 oz (6 g)