{"product_id":"bluetooth-amplifier-board-100w-100w-peak-output-power-diy-speaker","title":"Bluetooth Amplifier Board 100W+100W Peak Output Power - DIY Speaker","description":"\u003cp\u003eIn this review of the Bluetooth Amplifier Board users will find whether its mix of power, small size and easy setup make it a practical choice for DIY wireless speaker projects. The board is aimed at hobbyists and tinkerers who need a compact \u003cstrong\u003e100W+100W\u003c\/strong\u003e class amplifier that pairs directly with phones via Bluetooth 5.0 without entering a password. The biggest reason to buy is the combination of strong per-channel output and a wide 5V-24V input range that lets it run from common 9V, 12V or 19V adapters for flexible installations.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh output:\u003c\/strong\u003e The board delivers up to 100W+100W peak per channel to drive medium to large passive speakers with headroom for louder listening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide voltage input:\u003c\/strong\u003e It accepts DC from 5V to 24V, so users can power it from 9V, 12V, 15V, 19V or 24V adapters depending on their speaker and power needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePassword-free Bluetooth 5.0:\u003c\/strong\u003e Pairing is straightforward and fast with Bluetooth 5.0 that connects without requiring a password for quick wireless setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection features:\u003c\/strong\u003e A protective case plus built-in over-heat and short-circuit protections help guard the amp during heavy use or wiring mistakes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear wiring guidance:\u003c\/strong\u003e Interface illustrations printed on the protective plate make installation easier even without a detailed manual, reducing first-time setup errors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact footprint:\u003c\/strong\u003e The small board is easy to tuck inside a speaker enclosure, letting builders keep a neat internal layout for custom projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis amplifier board is ideal for DIY audio builders who want a powerful, compact amp to convert bookshelf or custom enclosures into Bluetooth-enabled speakers. It suits hobbyists who can source a suitable DC adapter and who appreciate quick pairing with phones and tablets via \u003cstrong\u003eBluetooth 5.0\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for users who need long-term commercial reliability without testing, as some buyers reported lifespan variability; anyone who wants a factory-backed consumer amplifier with extended warranty coverage should look at boxed retail amps instead.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSolid power output that can drive 4-8 ohm speakers up to roughly 50W-150W range per specs.\u003c\/li\u003e\n\u003cli\u003eFast, password-free Bluetooth pairing makes setup painless for casual listening.\u003c\/li\u003e\n\u003cli\u003ePrinted interface labels and compact size simplify installation inside speaker cabinets.\u003c\/li\u003e\n\u003cli\u003eProtective case with thermal and short-circuit protection adds reliability during DIY builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users reported units failing after a few months, so long-term durability may vary.\u003c\/li\u003e\n\u003cli\u003eRequires a sufficiently rated power adapter; undersized adapters can cause distortion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e100W+100W peak per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Version\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Input\u003c\/td\u003e\n\u003ctd\u003eDC 5V-24V (commonly 9V\/12V\/15V\/19V\/24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker Impedance\u003c\/td\u003e\n\u003ctd\u003e4-8 ohm compatible (50W-150W suggested range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtections\u003c\/td\u003e\n\u003ctd\u003eOver-heat protection and short-circuit protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eDC socket 5.5mm2.1mm or 5.5mm2.5mm compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Bluetooth Amplifier Board is a strong value for DIYers who need a compact \u003cstrong\u003e100W+100W\u003c\/strong\u003e capable amp that pairs easily and fits into custom speaker enclosures. It offers flexible voltage options and protective features that make it practical for home projects, but buyers should use a properly rated adapter and be aware that long-term durability can vary between units.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I power this board with a 12V adapter?\u003c\/strong\u003e\u003cbr\u003eYes, the board accepts DC input across a wide 5V-24V range and runs well on common 9V or 12V adapters when the adapter provides sufficient current.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the board require a Bluetooth password?\u003c\/strong\u003e\u003cbr\u003eNo, pairing uses Bluetooth 5.0 and connects without needing a password for simple wireless setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it work with 4 ohm speakers rated 120W?\u003c\/strong\u003e\u003cbr\u003eYes, the board is compatible with 4-8 ohm speakers and customers have reported it driving 120W speakers, but ensure your power adapter can supply the needed current to avoid distortion.\u003c\/p\u003e","brand":"DAMGOO","offers":[{"title":"Default Title","offer_id":46779198832859,"sku":"B086GDNR72","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61Y1jzmLyzL._SL1100.jpg?v=1747851682","url":"https:\/\/gearmusthave.com\/products\/bluetooth-amplifier-board-100w-100w-peak-output-power-diy-speaker","provider":"GearMustHave","version":"1.0","type":"link"}