{"product_id":"hiletgo-5pcs-pam8403-2x-3w-mini-digital-power-amplifier-board-amp-class-d-2-5-5v-input","title":"HiLetgo 5pcs PAM8403 2x 3W Mini Digital Power Amplifier Board AMP Class D 2.5-5V Input","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eHiLetgo 5pcs PAM8403 2x 3W Mini Digital Power Amplifier Board AMP Class D 2.5-5V Input\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHiLetgo 5pcs PAM8403 2x 3W Mini Digital Power Amplifier Board AMP Class D 2.5-5V Input\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFeatures: Can use the computer USB port 5V power supply or using a mobile phone charger USB port 5V power supply battery power can also be used high efficiency:90% can provide 3W (left channel) +3 W (right channel) output power in the 4 load and 5V power supply conditions A class, B class amplifier such efficiency is only about 30% D class amplifier is highly respected today D class amplifier efficiency is extremely high, not because of temperature affect the sound quality but do not add heat sink and take less space noise canceling circuit was built in the amplifier board power on \/ off without pop noise module has a short-circuit current protection and over-temperature protection Application: LCD TVs, monitors\/Laptop\/Portable Speakers\/ Portable DVD players,\/game consoles\/ Phone \/ speakerphone Specifications: Operating voltage: 2.5V-5.5V Speaker With:4-8ohms recommended:4 ohms Speaker Power :2-8W Size:21 x 18 x 3.4mm(L x W x H) Color:As the pics show Net weight:1g Package Included: 5*Super Mini PAM8403 Digital Power Amplifier Board Note:Left and right channel output \"negative\" can not be connected together, otherwise it will burn IC, and should be connected before the horn (load). Rated working voltage 2.5 ~ 5V, the limit working voltage 5.5V\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Super mini volume: 1.85 x 2.11 cm.Can be easily placed in a variety of digital products within a small space, high efficiency amplification\u003c\/li\u003e\n\u003cli\u003e✅ Dual-channel stereo, 5V power supply can output 3W +3 W power, can be directly driven 4O, 8O small speakers, the output power, enough energy, good sound quality.\u003c\/li\u003e\n\u003cli\u003e✅ Excellent noise suppression, no audio input in the case of ear close to the speaker can not hear any noise.\u003c\/li\u003e\n\u003cli\u003e✅ The unique Class D digital powerless board with LC filter can be powered directly from the computer's USB.\u003c\/li\u003e\n\u003cli\u003e✅ Double-panel wiring, properly solve the wiring caused by the potential balance and crosstalk between channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Product Dimensions:\u003c\/strong\u003e 0.82 x 0.7 x 0.13 inches\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Guarantees\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ FREE standard shipping within the United States (3–6 business days)\u003c\/li\u003e\n\u003cli\u003e✅ 100% money-back guarantee for lost or damaged items\u003c\/li\u003e\n\u003cli\u003e✅ Secure checkout with encrypted payment processing\u003c\/li\u003e\n\u003cli\u003e✅ Shipping via UPS, FedEx, and USPS\u003c\/li\u003e\n\u003cli\u003e✅ Ships to lower 48 states only (no PO Boxes \/ APO \/ FPO)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReturns\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 30-day hassle-free returns\u003c\/li\u003e\n\u003cli\u003e✅ Items must be unused and in original packaging\u003c\/li\u003e\n\u003cli\u003e✅ Full refund if item is not delivered\u003c\/li\u003e\n\u003cli\u003e✅ Guaranteed delivery within 6–7 business days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePayment Methods\u003c\/h3\u003e\n\u003cp\u003e✅ Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay\u003c\/p\u003e\n\u003ch3\u003eCustomer Support\u003c\/h3\u003e\n\u003cp style=\"text-align:left;\"\u003e✅ Questions? Contact us at \u003cstrong\u003eSupport@GiftAbay.com\u003c\/strong\u003e\u003cbr\u003eWe respond within 24 hours on business days.\u003c\/p\u003e\n\u003cdiv class=\"seo-data\"\u003e\n\u003cp\u003e\u003cstrong\u003eSEO Title:\u003c\/strong\u003e HiLetgo 5pcs PAM8403 2x 3W Mini Digital Power Amplifier Board AMP Class D 2.5-5V Input\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKeywords:\u003c\/strong\u003e hiletgo, 5pcs, pam8403, mini, digital, power, amplifier, board, electronics, homeaudio, hometheater, receiversamplifiers\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Electronics\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSubcategories:\u003c\/strong\u003e Home Audio, Home Theater, Receivers \u0026amp; Amplifiers, Amplifiers\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HiLetgo","offers":[{"title":"Default Title","offer_id":47730334236892,"sku":"TGABL1675351","price":11.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0816\/2816\/8412\/files\/71nnR8DiWhL._AC_SL1042.jpg?v=1772729132","url":"https:\/\/tech.giftabay.com\/products\/hiletgo-5pcs-pam8403-2x-3w-mini-digital-power-amplifier-board-amp-class-d-2-5-5v-input","provider":"Tech.GiftAbay","version":"1.0","type":"link"}