The amplifier dynamics is about 100 times, the capacitor is about 22 times, and the music part is about 5 times. The mixed output can drive the earphones. Note that the input voltage * magnification signal cannot be higher than the supply voltage. Please choose your power supply voltage reasonably. The higher the voltage, the bigger the signal. Product information Manufacturer yIXAGLPU ASIN B0DK8ZZH3B Warranty & Support Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price?
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