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setHeaderCssVar();
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setHeaderCssVar();
window.removeEventListener('resize', window._theme_header_listener)
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window.addEventListener('resize', window._theme_header_listener);
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Description
Digital AUX Amplifier with Knob Audio Amplifier Module Circuit DC5V 2 Channel 2*3W Out PAM8403 Volume Control Circuit
Products Description
XH-A157 dual-channel digital power amplifier board, input voltage is DC5V, using 3.5mmAUX audio input, on-board 50K volume adjustment relay, can be used to open and close the amplifier, can also freely adjust the volume; this amplifier also has dual sound Channel audio output, power is 2*3W.
