{"product_id":"pam8403-digital-bluetooth-amplifier-board-type-c-powered-compact-5w","title":"PAM8403 Digital Bluetooth Amplifier Board Type-C Powered - Compact 5W","description":"\u003cp\u003eOur review of the PAM8403 Digital Bluetooth Amplifier Board finds it ideal for DIY audio projects and small desktop speaker upgrades; the single biggest reason to buy is its clean, efficient Class D amplification combined with modern Type-C power convenience. This compact module delivers dual 5W outputs from a DC5V supply and supports general power banks or fast chargers, which makes it simple to add Bluetooth audio to bookshelves, small cabinets, or custom enclosures without fuss. Reviewers looking for a straightforward, low-cost amplifier that prioritizes efficient power use and clear sound will appreciate this board.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass D PAM8403 amplifier:\u003c\/strong\u003e Provides efficient stereo amplification with low harmonic distortion for clearer mids and highs at modest listening levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType-C power input:\u003c\/strong\u003e Uses a USB Type-C port for DC5V power so it is compatible with power banks, general chargers, and fast charge supplies for easy setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 5W output:\u003c\/strong\u003e Offers up to 5W per channel, making it suitable for 4 to 8 ohm speakers and easy to match with 4 in and larger drivers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact mini case form:\u003c\/strong\u003e The small plastic and metal construction lets the board fit into custom speaker cabinets or desktop rigs without adding bulk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-quality components:\u003c\/strong\u003e Built with parts chosen to reduce distortion and improve efficiency, supporting cleaner sound reproduction for casual listening.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eEnthusiasts building small bookshelf speakers, makers assembling compact Bluetooth-capable audio projects, and anyone who wants to upgrade a pair of 4 to 8 ohm drivers will find this board useful. Its simple DC5V Type-C power means it works well in portable setups or where a standard USB power source is preferred.\u003c\/p\u003e\n\u003cp\u003eThose who need high power for large rooms, audiophiles seeking premium fidelity at loud volumes, or users who require extensive onboard inputs or tone controls should look elsewhere. This module is best regarded as a small, efficient amplifier for modest-size speakers and casual listening situations.\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\u003eCompact, easy to install in custom enclosures or desktop setups.\u003c\/li\u003e\n\u003cli\u003eType-C DC5V power support allows use with common power banks and chargers.\u003c\/li\u003e\n\u003cli\u003eEfficient PAM8403 Class D design yields low heat and reliable stereo output.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLimited to dual 5W output, so it is not intended for large room or high-volume use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct name\u003c\/td\u003e\n\u003ctd\u003ePAM8403 Digital Bluetooth Amplifier Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003eDC5V via USB Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmplifier chip\u003c\/td\u003e\n\u003ctd\u003ePAM8403 Class D stereo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003eDual 5W (per channel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker impedance\u003c\/td\u003e\n\u003ctd\u003e4-8 ohm support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePlastic + Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage contents\u003c\/td\u003e\n\u003ctd\u003e1 x Digital amplifier board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe PAM8403 Type-C powered Bluetooth amplifier board is a practical, value-oriented choice for DIYers and small-speaker upgrades, delivering clean Class D amplification and convenient USB power compatibility. Pick this board if you need a compact, efficient stereo amp for 4 to 8 ohm drivers; skip it if you require high output for large rooms or advanced audio controls.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this board run from a power bank?\u003c\/strong\u003e\u003cbr\u003eYes. It accepts DC5V via Type-C and will work with most power banks and standard chargers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat speaker sizes work best?\u003c\/strong\u003e\u003cbr\u003eIt supports 4-8 ohm speakers; drivers 4 in and larger are recommended for better sound quality.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is included in the package?\u003c\/strong\u003e\u003cbr\u003eThe package contains one digital amplifier board; no speakers, cables, or accessories are included.\u003c\/p\u003e","brand":"Wuden","offers":[{"title":"Default Title","offer_id":46764131746011,"sku":"B0DP67JYP5","price":4.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61vHqFmFpAL._AC_SL1001.jpg?v=1747854970","url":"https:\/\/gearmusthave.com\/products\/pam8403-digital-bluetooth-amplifier-board-type-c-powered-compact-5w","provider":"GearMustHave","version":"1.0","type":"link"}