?<span id="result_box" class="short_text" lang="en"><span class="hps">Fitting of DIY£¬ great for Arduino DIY project£¬ exercise your hand and brain.</span></span><br><br><strong>Features:</strong><br>Onboard LM386 chip.<br>200 Gain of circuit design.<br>Onboard speaker terminal blocks.<br>Onboard 10K adjustable resistance£¬ you can adjust the volume of amplification.<br>Chips are pin has been drawn£¬ you can directly input audio signal.<br><br><strong>Specifications:</strong><br>Type: Amplifier Module<br>Color: blue<br>Material: plastic + iron<br>Voltage: 5-12V<br>Weight: 5g / 0.18oz<br>Size: 4.1 * 1.4 * 1.5cm / 1.61 * 0.55 * 0.59in ( L * W * H )<br><br><strong>Packing List:</strong><br>1 * LM386 module