Audio Processing Modules

SKU: AF-2130 | Brand: Adafruit

The Adafruit Mono 2.5W Class D Audio Amplifier delivers powerful sound from a tiny package. Based on the PAM8302 chip, it drives 4–8 ohm speakers at up to 2.5 W with over 90% efficiency — making it ideal for portable ...

SKU: DF-DFR0720 | Brand: DFRobot

This is a small size and cost-effective Bluetooth 4.2 Audio Receiver module with dual 5W power amplifier circuits. It supports auto-reconnect and can be powered by micro USB or 3.7V lithium battery. The module can be ...

SKU: DF-DFR0675-EN | Brand: DFRobot

This is a small size and cost-effective Bluetooth 5.0 digital amplifier module with a volume adjustment function. It can connect to two speakers and match a wide variety of high-power speakers (40W-200W). This boar...

SKU: AF-1713 | Brand: Adafruit

Add an ear to your project with this well-designed electret microphone amplifier with AGC. This fully assembled and tested board comes with a 20-20KHz electret microphone soldered on. For the amplification, we use th...

SKU: AF-1063 | Brand: Adafruit

A well-designed electret microphone amplifier breakout built around the Maxim MAX4466 op-amp, specifically engineered for microphone amplification with excellent power supply noise rejection. The board comes fully ass...

SKU: AF-5791 | Brand: Adafruit

The Adafruit STEMMA Piezo Driver Amp uses the PAM8904 switched-capacitor driver to amplify signals for piezo elements at up to 300 kHz. With bridge-tied load (BTL) output and up to 3× voltage multiplication, it can de...

SKU: DF-FIT0449 | Brand: DFRobot

INTRODUCTION This speaker module is based on the 8002 speaker amplifier IC. It can be used as a buzzer and also play high quality audio. Volume output is controlled via the potentiomet...

SKU: AF-987 | Brand: Adafruit

This incredibly small stereo amplifier is surprisingly powerful - able to deliver 2 x 3.7W channels into 3 ohm impedance speakers. Inside the miniature chip is a class D controller, able to run from 2.7V-5.5VDC. Since...

SKU: AF-5647 | Brand: Adafruit

The Adafruit STEMMA Audio Amp is a compact mono Class D amplifier based on the PAM8302 chip, delivering up to 2.5W into 4 Ω speakers from a 2.0–5.5V DC supply. With over 90% efficiency at half a watt into 8 Ω, it's id...

SKU: DF-DFR0064 | Brand: DFRobot

The DFRobot 386AMP audio amplifier module is based on the LM386 low-voltage audio power amplifier IC. With a fixed voltage gain of 26 dB (20× amplification) and static power consumption of only 24 mW at 6V, it's well ...

SKU: DF-DFR0806 | Brand: DFRobot

With bass and treble tone independent control, this powerful Bluetooth Amplifier has AM interference and filtering function that makes the board THD as low as 0.1% even when working for a long time at large power outp...

SKU: DF-DFR0777 | Brand: DFRobot

INTRODUCTIONStarting to build your dream Speakers with this Bluetooth Power Amplifier board! This cost-effective high power Bluetooth amplifier board features 100W output power, a volume control button, Bluetooth 5.0 ...

SKU: AF-1752 | Brand: Adafruit

A compact Class D stereo amplifier breakout based on the Maxim MAX9744. It drives two channels of 4–8 Ω speakers at up to 20 W each, powered from 4.5–14 V DC. With up to 93% efficiency, it runs cool without heatsinks ...

SKU: PI-IQA002 | Brand: Pimoroni

The IQaudIO Pi-DigiAMP+ is a HAT-compliant DAC and amplifier board for the Raspberry Pi, combining a high-quality 24-bit/192 kHz DAC with a 2×20W Class D stereo amplifier on a single board. Based on the Texas Instrume...

SKU: PI-PPMB00130 | Brand: Pimoroni

The Amp:bit is the easiest way to connect a speaker or headphones to your BBC micro:bit. It plugs directly onto the edge connector and provides a 3.5mm headphone jack, solder pads for a speaker, and a volume control w...

SKU: DF-DFR0805 | Brand: DFRobot

Make a subwoofer speaker with this bass & treble control Bluetooth Amplifier to enjoy the cinema-style acoustics in the home! Integrated with 3 output channels, this powerful Bluetooth Amplifier has AM interference an...

SKU: AF-1552 | Brand: Adafruit

This incredibly small stereo amplifier is surprisingly powerful - able to deliver 2 x 2.1W channels into 4 ohm impedance speakers (@ 10% THD). Inside the miniature chip is a class D controller, able to run from 2.7V-5...

SKU: SF-BOB-11044 | Brand: SparkFun

This tiny audio amplifier is based on the Texas Instruments TPA2005D1. Its efficient class-D operation means low heat and long battery life. It can drive an 8-Ohm speaker at up to 1.4 Watts; it won’t shake a stadium, ...

SKU: SF-COM-09557 | Brand: SparkFun

The STA540 from STMicro is a 4-channel, class AB audio amplifier designed for high quality sound applications. The four independent channels makes this amplifier a great choice for a number of projects, with needs ...