{"product_id":"mono-bluetooth-amplifier-board-30w-compact-diy-stereo-option","title":"Mono Bluetooth Amplifier Board 30W - Compact DIY Stereo Option","description":"\u003cp\u003eOur review of the Mono Bluetooth Amplifier Board finds it best suited to DIYers and hobbyists who need a compact, flexible power module for single-driver speakers. The biggest reason to buy is its combination of Bluetooth 5.1 wireless connectivity and three input methods (Bluetooth, AUX, USB) packed into a small 30W mono amp that runs from DC 9-24V, making it easy to fit into custom enclosures or retrofit projects.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e30W output:\u003c\/strong\u003e Provides a usable 30W mono output that is appropriate for small bookshelf or portable speaker builds and everyday listening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 5.1:\u003c\/strong\u003e Offers stable wireless connections up to about 32.8ft without obstruction and allows renaming the module for easier pairing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree input methods:\u003c\/strong\u003e Bluetooth, AUX and USB inputs let users switch between wireless streaming and local playback from a USB drive or wired source.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue stereo pairing:\u003c\/strong\u003e Two identical modules can be paired to create left and right channels for a genuine stereo setup when stereo imaging is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide file compatibility:\u003c\/strong\u003e Native support for MP3, WMA, WAV, FLAC and APE lossless formats makes USB playback versatile for different media libraries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide voltage range:\u003c\/strong\u003e Runs from DC 9-24V so it can be powered by common DC adapters or battery packs for portable applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis module is aimed at DIY audio enthusiasts building simple mono Bluetooth speakers, small desktop systems, or portable audio projects where a compact amp board and flexible inputs are important. It is also useful for those who want to retrofit older speaker enclosures with modern wireless capability without redesigning power rails.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for audiophiles seeking high-end fidelity or installers needing multi-channel AV amplification; the board is a single-channel 30W solution intended for small 4-8 ohm, 5-30W speakers rather than large passive arrays or home theater systems.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompact 30W module that fits easily into DIY enclosures and portable builds.\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.1 with up to ~32.8ft range provides convenient wireless streaming.\u003c\/li\u003e\n\u003cli\u003eMultiple inputs (Bluetooth, AUX, USB) plus broad audio format support for flexible playback options.\u003c\/li\u003e\n\u003cli\u003eAbility to pair two modules for true left\/right stereo when own stereo setup is desired.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMono output means a single board cannot provide stereo without buying a second unit for left\/right channels.\u003c\/li\u003e\n\u003cli\u003eRequires DC 9-24V power only, so it is not compatible with AC mains without a separate adapter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e30W (mono)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eDC 9-24V, 3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Version\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.1 (approx 10m \/ 32.8ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003eBluetooth, AUX, USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Formats\u003c\/td\u003e\n\u003ctd\u003eMP3, WMA, WAV, FLAC, APE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Speakers\u003c\/td\u003e\n\u003ctd\u003e4-8 ohm, 5-30W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Mono Bluetooth Amplifier Board is a practical, low-cost module for DIY speaker projects, offering useful wireless features and multiple inputs in a small package. Hobbyists who need a single-channel 30W solution and the flexibility to play local files or stream via Bluetooth will find it good value; those who need native stereo or larger power should plan to buy two boards or choose a different amp.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this board be used in a stereo setup?\u003c\/strong\u003e\u003cbr\u003eYes; pairing two identical boards allows true left and right stereo channels, but each channel requires its own board and power supply.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power supply does it need?\u003c\/strong\u003e\u003cbr\u003eThe board requires a DC 9-24V supply capable of around 3A and is not compatible with AC mains without an appropriate DC adapter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes USB play lossless files?\u003c\/strong\u003e\u003cbr\u003eYes; the board supports WAV, FLAC and APE lossless formats for USB playback.\u003c\/p\u003e","brand":"VBESTLIFE","offers":[{"title":"Default Title","offer_id":46763097719003,"sku":"B0DNG6TP8B","price":13.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71zPJPd4tSL._AC_SL1500_6af7c34d-ba52-4ad3-b3d7-6cadcd8d0a66.jpg?v=1747855024","url":"https:\/\/gearmusthave.com\/products\/mono-bluetooth-amplifier-board-30w-compact-diy-stereo-option","provider":"GearMustHave","version":"1.0","type":"link"}