HALJIA 6PCS PAM8403 Super Mini Digital Power Amplifier Board High Performance 2 * 3W Class D 2.5-5V USB Efficient Power Audio Universal Module Green
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Electronics / Audio

HALJIA 6PCS PAM8403 Super Mini Digital Power Amplifier Board High Performance 2 * 3W Class D 2.5-5V USB Efficient Power Audio Universal Module Green

$6.49
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Super mini volume. Can be easily placed in a variety of digital products within a small space, high efficiency amplification. Dual-channel stereo, 5V power supply can output 3W +3 W power, can be directly driven 4Ω, 8Ω small speakers, the output power, enough energy, good sound quality. Excellent noise control. When there is no audio input, you cannot hear any noise even you close to the speaker. It can be powered by the computer's USB port 5V power supply, or by using the mobile phone charger USB port 5V power supply, or you can use the lithium battery power supply. The module has short circuit over current protection and over temperature protection. Feature:1. Working voltage: 2.5V-5.5V. Note: The power supply voltage should not exceed 5.5V, and the power supply should not be reversed.2. Speakers: 4-8 Euro.Recommended: 4 Euros.Speaker Power: 2-8W.3. It can be powered by the computer's USB port 5V power supply, or by using the mobile phone charger USB port 5V power supply, or you ca

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