{"title":"Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger - 2MB","handle":"adafruit-audio-fx-mini-sound-board-wav-ogg-trigger-2mb","url":"/products/adafruit-audio-fx-mini-sound-board-wav-ogg-trigger-2mb","description":"The Adafruit Audio FX Mini Sound Board is a standalone audio trigger that plays WAV and OGG Vorbis files — no Arduino or programming required. Simply drag and drop sound files over USB, wire up buttons to the trigger pins, and you're ready to go. With 2 MB of built-in flash storage, it holds a few minutes of compressed stereo audio or about 30 seconds of uncompressed stereo.\n\nMeasuring just 1.5\" × 0.9\", this board is purpose-built for props, costumes, toys, and other portable projects. It runs from 3–5.5 VDC and features stereo line-level output for headphones, powered speakers, or an external amplifier.\n\nKey Features\n\n\nStandalone Operation – No microcontroller required; just power and buttons\n\n2 MB Built-in Flash – No SD card needed; a few minutes of compressed stereo audio\n\nUSB Mass Storage – Drag and drop files via micro USB as if it were a USB drive\n\nWAV and OGG Vorbis Playback – Up to 44.1 KHz, 16-bit, stereo\n\n8 Trigger Inputs – Connect buttons or switches to trigger audio playback\n\n5 Trigger Modes – Basic, hold looping, latching loop, play next (sequential), and play random\n\nStereo Line Output – AC-coupled left and right channels\n\nUART Control – 9600 baud serial interface for microcontroller integration with Arduino library support\n\nCompact Size – Only 1.5\" × 0.9\" (38 × 23 mm)\n\n3–5.5 VDC Power – Works with AAA battery packs or LiPo batteries\n\n\nTrigger Modes\n\n\nBasic – Tnn.WAV / Tnn.OGG – Plays once when trigger pin is grounded\n\nHold Loop – TnnHOLDL – Plays and loops while pin is held low\n\nLatching Loop – TnnLATCH – Toggle on/off with button press, loops until pressed again\n\nPlay Next – TnnNEXT0–TnnNEXT9 – Plays files sequentially on each press\n\nPlay Random – TnnRAND0–TnnRAND9 – Plays a random file on each press\n\n\nAlso Available\n\n\nAudio FX Mini Sound Board – 16 MB – Eight times the storage for longer audio projects\n\n\nIdeal For\n\nProps and costume sound effects\nInteractive toys and exhibits\nHaunted house and holiday decorations\nPortable audio triggers for performances\n\n\nPackage Contents\n\n1× Adafruit Audio FX Mini Sound Board (2 MB)\n\n\n\nNote: This board plays one sound at a time (no polyphonic playback). It supports OGG Vorbis rather than MP3 — free converters are widely available to convert MP3 files to OGG format.\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":9284,"title":"Default Title","sku":"AF-2342","price":29.17,"compare_at_price":0.0,"on_sale":false,"in_stock":true,"available_quantity":43,"option1":"Default Title"}]}