All Products

SKU: AF-1713

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 the Maxim MAX9814, a specialty chip that is designed for amplifying electret micro...

SKU: AF-1712

A mini class D with AGC and I2C control? Yes please! This incredibly small stereo amplifier is surprisingly powerful. It is able to deliver 2 x 2.8W channels into 4 ohm impedance speakers (@ 10% THD) and it has a i2c control interface as well as an AGC (automatic gain control) system to keep your...

SKU: AF-1064

This electret capsule microphone is the same one we use in our great microphone amplifier board. It contains a small vibrating element that will output a few milllivolts peak-to-peak. You will need an op-amp to amplify the signal, some chips are designed with the amplifier built in in which...

SKU: AF-1552

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-5.5VDC. Since the amp is a class D, it's incredibly efficient (89% efficient when...

SKU: DF-DFR0498

DFRobot FireBeetle series are low power consumption development modules designed for Internet of Things (IoT). The FireBeetle Covers-Camera & Audio Media Board is a multimedia device for IoT that provides interfaces to connect NAU8822 CODEC IIS, OV7725 camera, SD card (SDIO), earphone and mic...

SKU: SF-GPS-26620 · MPN: GPS-26620

Built around the Quectel LG290P, this compact RTK GNSS breakout is designed for high-precision positioning projects that need quad-band, multi-constellation reception. It follows the same board dimensions, pin layout and connectors as SparkFun’s GPS-RTK-SMA Breakout - ZED-F9P (Qwiic), making it a...

SKU: DF-SEN0487

This tiny MEMS microphone has an amplifier gain of 66. When there is no sound detected, it outputs voltage around 0.66*VCC. When speaking, you can easily get the acoustic waveform by ADC sampling. The module can be used on all kinds of 3.3V/5V main-controllers.Connection DiagramSpecificationSigna...

SKU: SF-COM-28383 · MPN: COM-28383

Add reliable audio input to your digital signal processing projects with this electret condenser microphone and stand-off washer. It has been selected for compatibility with the popular Teensy Audio Adaptor.The included custom laser-cut washer helps with convenient flush mounting directly to the ...

SKU: AF-987

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 the amp is a class D, its incredibly efficient (over 90% efficient when driving...

SKU: AF-1063

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 assembled and tested with a 20–20 kHz electret microphone soldered on. A trimmer p...

SKU: DF-SEN0325

A 6+1 MEMS microphone array built around seven MSM261S4030H0 high-sensitivity digital silicon microphones. Designed for advanced audio applications including noise suppression, echo cancellation, reverb reduction, and sound source localisation. The array outputs raw digital audio over I2S, elimi...

SKU: DF-DFR0064

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 suited for battery-powered applications. Connect a microphone, MP3 module, or o...

SKU: DF-DFR0805

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 and filtering function that makes the board THD as low as 0.1% even when working f...

SKU: SF-COM-08635

Small electret microphone. Useful in acoustic and audio applications. Documents: Datasheet Example Audio LED control project by Adam Greig

SKU: AF-6049 · MPN: ADA6049

Add digital audio input to a capable microcontroller or single-board computer with this tiny breakout for the TDK ICS43434 I2S MEMS microphone. MEMS microphones detect sound like classic electret mics, but are much smaller and thinner, and this one outputs digital I2S audio rather than an analogu...

SKU: PI-PPMB00130

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 wheel — everything you need to add audio to your micro:bit projects. If you have...

SKU: PI-IQA002

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 Instruments TAS5756m chipset, it delivers full-HD audio quality with no soldering requir...

SKU: SS-101020023

The Sound sensor module is a simple microphone. Based on the power amplifier LM386 and the electret microphone, it can be used to detect the sound strength of the environment. The value of output can be adjusted by the potentiometer.   Features Grove compatible interface Wide supply vo...

SKU: KS-KS5027

Build your own AI chatbot on a breadboard with this DIY starter kit based on the ESP32-S3. Featuring a MEMS microphone for voice input, a digital amplifier with speaker for audio output, and a 1.54" display, the kit provides everything you need to prototype a voice-interactive AI assistant — no s...

SKU: SF-BOB-11044

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, but it will provide plenty of volume for your audio projects. The fully-differ...