{"product_id":"d2000-bluetooth-5-1-amplifier-board-2-1-channel-100w-200w-subwoofer-tpa3221","title":"D2000 Bluetooth 5.1 Amplifier Board 2.1-Channel 400W TPA3221","description":"\n\u003ch2\u003eD2000 Digital Bluetooth 5.1 Amplifier Board – 2.1-Channel High-Power Audio\u003c\/h2\u003e\n\u003cp\u003eTake your home audio setup to the next level with the \u003cstrong\u003eD2000 Digital Bluetooth Amplifier Board\u003c\/strong\u003e. Powered by the renowned \u003cstrong\u003eTPA3221 amplifier chip\u003c\/strong\u003e, this 2.1-channel powerhouse delivers up to \u003cstrong\u003e100W + 100W stereo\u003c\/strong\u003e and a thundering \u003cstrong\u003e200W subwoofer output\u003c\/strong\u003e — all through a sleek, brushed metal front panel built for serious audio enthusiasts and DIY builders alike.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building a custom speaker system, upgrading a home theatre, or creating a multi-room audio setup, the D2000 offers unmatched versatility with \u003cstrong\u003eseven input modes\u003c\/strong\u003e and rock-solid Bluetooth 5.1 connectivity up to 10 metres away.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003e🔊 Key Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBluetooth 5.1\u003c\/strong\u003e – Stable, low-latency wireless audio streaming up to 10m unobstructed range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2.1-Channel Output\u003c\/strong\u003e – Left\/Right channels ≤100W each + Subwoofer ≤200W for full, immersive sound\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7 Input Modes\u003c\/strong\u003e – Bluetooth, AUX, Microphone, FM, USB, TF Card, and TWS pairing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTPA3221 Amplifier Chip\u003c\/strong\u003e – High-efficiency Class D amplification for clean, powerful audio\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Speaker Compatibility\u003c\/strong\u003e – Works with 20–200W speakers rated 4–8Ω\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Power Supply\u003c\/strong\u003e – Supports DC 24V\/5A or higher, or AC 110–220V (higher voltage = greater output power)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrushed Metal Front Panel\u003c\/strong\u003e – Premium look and feel with an intuitive control layout\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Layer Protection\u003c\/strong\u003e – Overvoltage, undervoltage, overheating (AC\/DC detection), and short-circuit protection built in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE \u0026amp; RoHS Certified\u003c\/strong\u003e – Meets international safety and environmental standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e📐 Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eD2000\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmplifier Chip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTPA3221\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBluetooth Version\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.1 (up to 10m unobstructed)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLeft\/Right ≤100W each | Subwoofer ≤200W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500mV\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Speakers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20–200W, 4–8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 24V\/5A or higher; AC 110–220V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBluetooth, AUX, Mic, FM, USB, TF Card, TWS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOvervoltage, Undervoltage, Overheating, Short Circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250 × 80 × 85mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Sink Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 × 32 × 42mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003e📦 What's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× D2000 Amplifier Board\u003c\/li\u003e\n  \u003cli\u003e1× Remote Control\u003c\/li\u003e\n  \u003cli\u003e1× DC Cable\u003c\/li\u003e\n  \u003cli\u003e1× Connection Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Important Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMaximum output power is achieved only when sufficient audio input and an adequate power supply voltage\/current are provided.\u003c\/li\u003e\n  \u003cli\u003eHigher supply voltage and lower speaker impedance both increase output power. Always ensure your power supply's rated power exceeds the amplifier's actual operating power for optimal and safe performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e🔗 Related Products You Might Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/airtight-transparent-pet-storage-bottle-craft-beads-home-organization\"\u003eAirtight Transparent PET Storage Bottle | Beads \u0026amp; Crafts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/vintage-baroque-embossed-metal-decorative-tray-jewelry-organizer\"\u003eVintage Baroque Embossed Metal Tray – Jewelry \u0026amp; Decor Organizer\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/ceramic-mini-sealed-storage-jar-portable-travel-container\"\u003eCeramic Mini Sealed Storage Jar – Portable Travel Container\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What power supply does the D2000 Bluetooth Amplifier Board require?\u003c\/h4\u003e\n\u003cp\u003eA: The D2000 supports both DC 24V\/5A (or higher) and AC 110–220V power inputs. A higher supply voltage will yield greater output power. Always ensure your power supply's rated wattage comfortably exceeds the amplifier's actual operating load for the best and safest performance.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What types of speakers are compatible with the D2000 amplifier board?\u003c\/h4\u003e\n\u003cp\u003eA: The D2000 is compatible with speakers rated between 20W and 200W with an impedance of 4–8Ω. This wide compatibility makes it ideal for a broad range of DIY and home audio speaker builds.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use the D2000 as a Bluetooth receiver and stream audio wirelessly?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The D2000 features Bluetooth 5.1 with a stable wireless range of up to 10 metres (unobstructed). It also supports TWS (True Wireless Stereo) pairing, plus AUX, FM, USB, TF Card, and Microphone inputs for maximum flexibility.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the D2000 amplifier board have built-in protection features?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The D2000 includes multi-layer protection covering overvoltage, undervoltage, overheating (with AC\/DC detection), and short-circuit scenarios — helping to safeguard both the amplifier and your connected speakers during operation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What power supply does the D2000 Bluetooth Amplifier Board require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The D2000 supports both DC 24V\/5A (or higher) and AC 110–220V power inputs. A higher supply voltage will yield greater output power. 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