LM386 Super Mini Audio Amplifier DIY Kit Board 35x37mm 3-12V - Unsoldered

Features: 1.This Kit uses the audio amplifier LM386 chip, a simple external circuit,the audio signal is amplified. 2.By potentiometer can adjust the size of the input audio signal, thereby controlling the size of the output audio outputs. 3.Circuit is simple, less components used, welded easily.  4.Sound volume are good, high cost, widely used in small speakers and other equipment. 5.The main circuit LM386 audio amplifier chip and audio input adjustment circuit.   Description: This Kit uses the audio amplifier LM386 chip, a simple external circuit,widely used in small speakers and other equipment.   Specification: Color:blue Operating voltage: DC 3 ~ 12V; Driver Speaker: 0.5W-10W Speaker 1; PCB Size: 37 x 35mm PCB Weight:4g   Package included :  1 x LM386 Super Mini Audio Amplifier DIY Kit Board 35x37mm 3-12V - Unsoldered Instructions/schematics are NOT included. We don't provide technical assistance please make sure that you are familiar with the product before purchasing. 1x PCB 1x