Onboard for Pico interface, suitable for Pico series motherboardsOnboard standard 3.5mm headphone , can play audio through external headphonesOnboard dual-channel speaker interface, can directly drive speakersSupport 8-384000Hz audio sampling rate Support stereo sound output. Adopt 3-wire I2S, effectively reduce EMIThe audio module based on Pico design adopts PCM5101A low- stereo decoder, 12S interface to transmit audio, supports a wide range of audio sampling frequencies, and can output headphones and speakers at the time.Working voltage: 5VLogic voltage: 3.3VAudio decoding chip: PCM5101AAudio interface: I2SDAC : 106dBSpeaker Driver: 26W/channel(4 ohm BTL)Accessory Type: Development Board With: For PicoType:Expansion BoardType: Pico Audio Expansion Board Modulecolor:BlueMaterial:PCB+ABSsize:52 x 21MMPackage Contents:1 x Expansion board2 x SpeakerOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.