{"product_id":"tpa3116-bluetooth-2-1-channel-amplifier-board-with-heatsink","title":"TPA3116D2 Audio Dual Channel Stereo Digital Amplifier Board 80W+80W","description":"\u003cp\u003e\u003cstrong\u003eBluetooth stereo + subwoofer amplifier board with volume and tone knobs.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBuild a custom speaker system or give a DIY home audio project its own stereo and subwoofer output with this TPA3116-based 2.1-channel Class D amplifier board. Onboard Bluetooth connectivity lets you bring audio into the build, while separate volume, treble, and bass knobs make adjustments accessible. An aluminum heatsink helps manage heat, and screw terminals with pre-attached power and speaker leads help speed up assembly.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTPA3116-based Class D amplifier with 2.1 channels (stereo + subwoofer)\u003c\/li\u003e\n\u003cli\u003eBuilt-in Bluetooth audio receiver\u003c\/li\u003e\n\u003cli\u003eIndependent volume, bass, and treble controls\u003c\/li\u003e\n\u003cli\u003eAluminum heatsink for thermal management\u003c\/li\u003e\n\u003cli\u003eScrew terminal connectors with pre-wired power and speaker leads\u003c\/li\u003e\n\u003cli\u003eSuitable for DIY speakers, subwoofer boxes, and audio upgrade projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBefore powering:\u003c\/strong\u003e Confirm the board's supply voltage, speaker impedance, and output ratings for your setup.\u003c\/p\u003e\n\u003cp\u003eDescription\u003c\/p\u003e\n\u003cp\u003eThis TPA3116D2 Audio Dual Channel Stereo Digital Amplifier Board is a Class-D amplifier module designed for stereo audio applications. It supports a DC 12–24V power supply and provides two independent audio output channels. It is suitable for DIY Bluetooth speakers, home audio systems and other audio projects.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e⭐ Key Features\u003c\/p\u003e\n\u003cp\u003eTPA3116D2 Class-D digital amplifier IC\u003c\/p\u003e\n\u003cp\u003eDual-channel stereo audio output\u003c\/p\u003e\n\u003cp\u003eOutput power specification: 80W × 2 (claimed)\u003c\/p\u003e\n\u003cp\u003eOperating voltage: DC 12–24V\u003c\/p\u003e\n\u003cp\u003eHigh-efficiency amplification\u003c\/p\u003e\n\u003cp\u003eSuitable for 4–8Ω speakers\u003c\/p\u003e\n\u003cp\u003eCompact PCB design\u003c\/p\u003e\n\u003cp\u003eSuitable for DIY audio projects\u003c\/p\u003e\n\u003cp\u003e📋 Technical Specifications\u003c\/p\u003e\n\u003cp\u003eProduct Type: Dual-Channel Stereo Digital Amplifier Board\u003c\/p\u003e\n\u003cp\u003eAmplifier IC: TPA3116D2\u003c\/p\u003e\n\u003cp\u003eAmplifier Class: Class-D\u003c\/p\u003e\n\u003cp\u003eNumber of Channels: 2 (Stereo)\u003c\/p\u003e\n\u003cp\u003eOutput Power: 80W × 2 (claimed; depends on operating conditions)\u003c\/p\u003e\n\u003cp\u003eInput Voltage: DC 12–24V\u003c\/p\u003e\n\u003cp\u003eRecommended Input Current: More than 5A for higher-power operation\u003c\/p\u003e\n\u003cp\u003eSupported Speaker Impedance: 4–8Ω\u003c\/p\u003e\n\u003cp\u003eInput Impedance: 1kΩ\u003c\/p\u003e\n\u003cp\u003eAmplification Factor: 45 times (as specified)\u003c\/p\u003e\n\u003cp\u003eMounting Type: PCB Module\u003c\/p\u003e\n\u003cp\u003e🔧 Applications\u003c\/p\u003e\n\u003cp\u003eDIY Bluetooth speaker systems\u003c\/p\u003e\n\u003cp\u003eHome audio systems\u003c\/p\u003e\n\u003cp\u003eStereo speaker amplifiers\u003c\/p\u003e\n\u003cp\u003eMultimedia speakers\u003c\/p\u003e\n\u003cp\u003eBookshelf speaker projects\u003c\/p\u003e\n\u003cp\u003eHome theatre audio projects\u003c\/p\u003e\n\u003cp\u003eDIY audio equipment\u003c\/p\u003e\n\u003cp\u003eElectronic hobby projects\u003c\/p\u003e\n\u003cp\u003e🛠️ Connection Instructions\u003c\/p\u003e\n\u003cp\u003eConnect a suitable 12–24V DC power supply to the board.\u003c\/p\u003e\n\u003cp\u003eConnect the left and right speakers to their respective output terminals.\u003c\/p\u003e\n\u003cp\u003eConnect the audio source to the amplifier input.\u003c\/p\u003e\n\u003cp\u003eVerify power supply polarity before switching on.\u003c\/p\u003e\n\u003cp\u003eUse speakers suitable for the selected supply voltage and output power.\u003c\/p\u003e\n\u003cp\u003e📦 Package Includes\u003c\/p\u003e\n\u003cp\u003e1 × TPA3116D2 Audio Dual Channel Stereo Digital Amplifier Board 80W + 80W\u003c\/p\u003e\n\u003cp\u003e⚠️ Precautions\u003c\/p\u003e\n\u003cp\u003eUse a suitable DC power supply within the specified 12–24V range.\u003c\/p\u003e\n\u003cp\u003eNever connect the board directly to AC mains.\u003c\/p\u003e\n\u003cp\u003eActual output power depends on supply voltage, speaker impedance, cooling and distortion level.\u003c\/p\u003e\n\u003cp\u003eEnsure correct speaker wiring and power polarity.\u003c\/p\u003e\n\u003cp\u003eProvide adequate ventilation during high-power operation.\u003c\/p\u003e\n\u003cp\u003eAvoid short-circuiting the speaker outputs.\u003c\/p\u003e\n\u003cp\u003eTurn off the power before changing connections.\u003c\/p\u003e","brand":"Voltros.in","offers":[{"title":"Default Title","offer_id":52992300548392,"sku":null,"price":390.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0947\/7908\/1000\/files\/WhatsAppImage2026-09-25at11.12.11.jpg?v=1790317833","url":"https:\/\/voltros.in\/products\/tpa3116-bluetooth-2-1-channel-amplifier-board-with-heatsink","provider":"WHITEVALLEY TECHNOLOGIES PRIVATE LIMITED","version":"1.0","type":"link"}