![Electret Microphone Amplifier - MAX4466 with Adjustable Gain : ID 1063 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits Electret Microphone Amplifier - MAX4466 with Adjustable Gain : ID 1063 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits](http://www.adafruit.com/images/480x360/1063-03.jpg)
Electret Microphone Amplifier - MAX4466 with Adjustable Gain : ID 1063 : $6.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![Stereo 3.7W Class D Audio Amplifier - MAX98306 : ID 987 : $8.95 : Adafruit Industries, Unique & fun DIY electronics and kits Stereo 3.7W Class D Audio Amplifier - MAX98306 : ID 987 : $8.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/987-04.jpg)
Stereo 3.7W Class D Audio Amplifier - MAX98306 : ID 987 : $8.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![darTZeel NHB-108 Model One B The BEST Swi... For Sale | Audiogon | Diy audio projects, Audio, Audio design darTZeel NHB-108 Model One B The BEST Swi... For Sale | Audiogon | Diy audio projects, Audio, Audio design](https://i.pinimg.com/736x/f1/45/0f/f1450f286168aba8157d3df71f1a2448.jpg)