{"product_id":"daakro-as21hpa-2-1-channel-bluetooth-amplifier-board-300w-x2-600w-peak-19-51v-usb-aux-bt-diy-wireless-speaker","title":"Daakro AS21HPA 2.1-Channel Bluetooth Amplifier Board | 300W x2 + 600W Peak | 19-51V | USB\/AUX\/BT | DIY Wireless Speaker","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Daakro AS21HPA is a compact, power-ready amplifier board designed for DIY audio projects and wireless speaker builds. Built around an imported TPA3255 HiFi chip with PurePath technology, it aims for clean, detailed sound with a wide dynamic range. This board supports a 2.1-channel configuration, delivering substantial output while remaining suitable for compact enclosures and custom enclosures alike.\u003c\/p\u003e\n\u003cp\u003eWith its emphasis on high resolution and low distortion, the AS21HPA creates an engaging listening experience across genres—from rich movie scores to punchy bass lines in music. The design prioritizes signal integrity, so you can explore music playback, gaming audio, or room-filling sound in a controlled, hands-on project environment.\u003c\/p\u003e\n\n\u003ch3\u003eKey capabilities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTPA3255 HiFi chip paired with PurePath technology for ultra-high resolution and ultra-low distortion\u003c\/li\u003e\n  \u003cli\u003e2.1-channel configuration with two independent 300W output channels\u003c\/li\u003e\n  \u003cli\u003ePeak power capability up to 600W to handle dynamic transients\u003c\/li\u003e\n  \u003cli\u003eWide input voltage range from 19 to 51V for flexible power supply options\u003c\/li\u003e\n  \u003cli\u003eMultiple input options includingUSB, AUX and Bluetooth for versatile sourcing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFlexible inputs and power options\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUSB input provides a direct digital or USB-audio path for compatible sources\u003c\/li\u003e\n  \u003cli\u003eAUX input offers a quick wired connection to nearly any audio device\u003c\/li\u003e\n  \u003cli\u003eBluetooth input enables wireless streaming for a clutter-free setup\u003c\/li\u003e\n  \u003cli\u003eWide voltage tolerance supports a range of power supplies, making DIY builds more adaptable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eReal-world applications span home theaters, garage workshops, or living spaces where a compact, high-fidelity amplification solution is welcome. The combination of generous channel power, supportive input options, and a broad voltage range makes it a solid candidate for enthusiasts exploring custom speaker projects or upgrade paths for existing enclosures.\u003c\/p\u003e\n\n\u003ch3\u003ePractical considerations\u003c\/h3\u003e\n\u003cp\u003eWhen integrating the AS21HPA, plan for appropriate heat dissipation and enclosure design to maintain performance over time. Pairing with suitable enclosures and cabling will help you realize the board’s potential while keeping the setup neat and reliable. This board is intended for DIY enthusiasts who enjoy configuring their own speaker or audio system rather than a plug-and-play module.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What input options does the Daakro AS21HPA board support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: USB, AUX, and Bluetooth inputs enable flexible DIY setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the power ratings for the channels?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each channel delivers up to 300W, with a 600W peak in the 2.1 configuration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Daakro","offers":[{"title":"Default Title","offer_id":48411091566749,"sku":"B0FV8GJSW1","price":111.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/daakro-as21hpa-top-view.jpg?v=1781217374","url":"https:\/\/nexoltic.com\/products\/daakro-as21hpa-2-1-channel-bluetooth-amplifier-board-300w-x2-600w-peak-19-51v-usb-aux-bt-diy-wireless-speaker","provider":"Nexoltic","version":"1.0","type":"link"}