LM386 Super Mini Amplifier Board 3V-12V 05W-10W Speaker Low Noise Power Consumption for Speaker Audio System DIY LM386 chip: This module is based on the LM386 chip, with strong scalability_x000D_ Low noise: clear sound output, low noise development, bring better listening pleasure_x000D_ Small: The audio power amplifier is small, the speaker power range is 0.5-10W, and the distortion is small_x000D_ 3-12V low power consumption: 3-12V low power consumption, more cost-effective than most similar products_x000D_ Purpose: This module can be used for audio amplification, earphone amplification, signal amplification, electret pickup, etc. ._x000D_ PCB size: 42 x 30 mm_x000D_ Material:Metal colour:Green Package Contents:_x000D_ 1 * Amplifier module Only the above package content, other products are not included._x000D_ Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_