3Pcs Speaker Module Power Amplifier Music Player Module Electronic Building Blocks

Feature Onboard power amplifier chip multiple filter capacitor to ensure that the audio output is not distortedYou can fine tune the output volume through the potentiometer because of space constraints can not use the index potentiometer the volume can only be adjusted in a small range With Tone function you can easily play musicIt can also be used for audio equipment external active amplifierThe speaker fixed in the box the sound quality is betterSuitable for play music a variety of audio equipment such as external power amplifierSpecification Size 34 x 21mmFixed hole 3mmPitch 15mmSpeaker power 0 5W 8Speaker diameter 50mmAmplifier chip LM386Voltage 5VPort DigitalPlatform single chipPackage includes 3 x Power Amplifier Music Player Module