{"product_id":"waveshare-analog-test-board","title":"Waveshare Analog Test Board","description":"\u003cb\u003eOverview\u003cbr\u003e\u003c\/b\u003e1. The Analog Test Board is an accessory board includes an onboard Audio Power Amplifier LM386M, and two high-precision adjustable resistor used for adjusting input voltage level (0-3.3V, 2 channel), and a speaker for indicating the output voltage level by sound volume (1 channel).\u003cbr\u003e2. The board is ideal for testing AD\/DA function that integrated in the MCUs, it also supports MP3 output, music playing, etc.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures\u003cbr\u003e\u003c\/b\u003eLM386M, speaker, high-precision adjustable resistor × 2, analog input\/output\u003cbr\u003e\u003cbr\u003e","brand":"DropKart","offers":[{"title":"Default Title","offer_id":44040691056728,"sku":"ZY14318515","price":12.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/3947\/2984\/files\/ZY14318515.jpg?v=1777287345","url":"https:\/\/dropkartllc.com\/products\/waveshare-analog-test-board","provider":"DropKart LLC","version":"1.0","type":"link"}