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PAM8403 Amplifier Board, Mini Digital Power Amplifier Board 2x3W Class D Module 2.5-5V Input Compact and Efficient\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eProduct Name:PAM8403 Amplifier BoardColor: GreenMaterial: PlasticPackage\nContents:5 pcs PAM8403 Amplifier Board\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eCompact and Space-Saving DesignThe amplifier board features a miniature size of 2.1x1.8 cm, making it ideal for integration into compact electronic devices, ensuring efficient use of space without compromising functionality\u003c\/li\u003e\n \u003cli\u003eHigh-Efficiency Audio AmplificationUtilizing advanced Class D amplifier technology, this board delivers a powerful 3W+3W output with a 5V input, ensuring optimal energy efficiency and robust audio performance\u003c\/li\u003e\n \u003cli\u003eSuperior Noise Suppression CapabilityEngineered with advanced noise suppression features, this amplifier ensures clear and high-quality audio output, even in environments with potential interference.\u003c\/li\u003e\n \u003cli\u003eFlexible Power Supply OptionsDesigned to accommodate various power sources, this amplifier can be powered via USB or battery, providing versatility for diverse applications and user convenience\u003c\/li\u003e\n \u003cli\u003eBroad Speaker CompatibilitySupports a range of speaker impedances from 4 to 8, making it suitable for integration into devices such as televisions, laptops, portable speakers, and other audio systems\u003c\/li\u003e\n \u003c\/ul\u003e"}