{"product_id":"tpa3116d2-120w-120w-bluetooth-power-amplifier-board-efficient-stereo","title":"TPA3116D2 120W+120W Bluetooth Power Amplifier Board - Efficient Stereo","description":"\u003cp\u003eIn this review of the TPA3116D2 120W+120W Bluetooth Power Amplifier Board the bottom line is straightforward: this compact board is for hobbyists and DIY audio builders who need a high-efficiency, class-D stereo amplifier with Bluetooth 4.0 for compact systems. The reviewer found the unit delivers clean, high-fidelity sound at room and moderate volumes while staying cool thanks to convection heatsinking, and the on-board CSR Bluetooth module makes wireless pairing simple for casual listening and project integration.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital amplification:\u003c\/strong\u003e The TPA3116D2 chip provides high efficiency and low idle loss, so more of the power supply is converted to audio output rather than heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 4.0 module:\u003c\/strong\u003e Integrated CSR865\/BTM835 Bluetooth offers convenient wireless streaming from phones or tablets without an external receiver.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide voltage range:\u003c\/strong\u003e Compatible with DC 12-24V supplies which gives flexibility for car, desktop, or battery-powered setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection circuits:\u003c\/strong\u003e Built-in overvoltage, undervoltage, overheat, DC detection and short circuit protections reduce risk when experimenting or connecting unfamiliar speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical layout:\u003c\/strong\u003e European 3P wiring terminals, mounted capacitances and a large heatsink-style chip make wiring and thermal performance straightforward in small enclosures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh output:\u003c\/strong\u003e Rated at 120W per channel it can drive bookshelf or small PA speakers in medium rooms when paired with appropriate power and speakers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis board is best for electronics hobbyists, DIY audio builders and installers who want a compact stereo amplifier with built-in Bluetooth and protection circuits. It suits projects such as small home theater amplifiers, powered instrument practice rigs and custom desktop stereo systems where a simple DC supply and wired speaker connections are acceptable.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for listeners who expect finished consumer features like volume knobs, remote controls or enclosure-ready aesthetics; those users should look for a finished amplifier product. Also, for very high-volume professional PA use, a purpose-built amplifier with rack features and larger cooling may be a better fit.\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\u003eHigh efficiency from the \u003cstrong\u003eTPA3116D2\u003c\/strong\u003e chip keeps thermal output low and battery draw reasonable for a given power.\u003c\/li\u003e\n\u003cli\u003eOn-board \u003cstrong\u003eBluetooth CSR\u003c\/strong\u003e module simplifies wireless streaming without extra hardware.\u003c\/li\u003e\n\u003cli\u003eMultiple built-in protections provide safer experimentation and peace of mind when wiring speakers.\u003c\/li\u003e\n\u003cli\u003eCompact footprint and standard terminal blocks make it easy to integrate into custom projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo packaged enclosure, controls or front-panel connectivity are included, so some assembly and mounting skill is required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eXH-M548\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip type\u003c\/td\u003e\n\u003ctd\u003eTPA3116D2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth module\u003c\/td\u003e\n\u003ctd\u003eBTM835 \/ CSR8635 (Bluetooth 4.0)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003eDC 12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e120W x 2 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e98 x 80 x 18mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe TPA3116D2 120W+120W amplifier board is a solid value for DIYers who want efficient stereo power with integrated Bluetooth and basic protection circuits. It delivers clean sound, high power for its size and easy wiring, making it a practical choice for compact custom audio builds when an enclosure and front-end controls are already part of the plan.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power supply do I need?\u003c\/strong\u003e\u003cbr\u003eUse a stable DC 12-24V supply capable of delivering more than 3A; higher current is required at maximum output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it include Bluetooth pairing indicators?\u003c\/strong\u003e\u003cbr\u003eYes, the board has a Bluetooth status indication light to show connection condition.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the amplifier protected against faults?\u003c\/strong\u003e\u003cbr\u003eYes, it includes overvoltage, undervoltage, overheat, DC detection and short circuit protection circuits.\u003c\/p\u003e","brand":"Hilitand","offers":[{"title":"Default Title","offer_id":46767269282011,"sku":"B07M5J16TT","price":15.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71j3nMzTc-L._SL1001_25093a34-c59e-4435-819e-42532dabdec7.jpg?v=1747854842","url":"https:\/\/gearmusthave.com\/products\/tpa3116d2-120w-120w-bluetooth-power-amplifier-board-efficient-stereo","provider":"GearMustHave","version":"1.0","type":"link"}