This low power audio module is based on WM8960, supports stereo encoding/decoding, supports sound recording, what's more, it can directly drive speakers to play music. Onboard standard 3.5mm 4-segment earphone jack, allows sound recording via external earphones with Mic Onboard dual-channel speaker interface, directly drives speakers CODEC: WM8960 Operating voltage: 3.3V Control interface: I2C Audio interface: I2S Audio format: WAV DAC signal-noise ratio: 98dB ADC signal-noise ratio: 94dB Earphone driver: 40mW (16 @ 3.3V) Speaker driver: 1W per channel (8 BTL) Due to different product batches, the appearance may vary, which does not affect the use Colour:Blue Material:PC+Metal Package Contents: 1 x WM8960 Audio Board(No speakers included) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.