All Products

SKU: SF-COM-09557

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 ranging from four speakers stereo (F/R) to two-speaker bridge solutions. The chi...

SKU: DF-DFR0803

A HiFi digital power amplifier board with Bluetooth 5.0 and AUX input, delivering 50W per channel in a dual-channel configuration. With AM interference suppression and filtering, the board achieves THD as low as 0.1% even at sustained high-power output, producing clear, detailed sound. The board...

SKU: DF-DFR0720

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 turned into a stereo Bluetooth speaker when connected with two speakers. Also, y...

SKU: DF-DFR0119

This compact stereo amplifier module from DFRobot is based on the PAM8403 chip, delivering 3W per channel into 4Ω speakers with over 90% efficiency. It's a fully functional two-channel audio amplifier with an integrated sleep mode that can be controlled via a microcontroller. Operating from 3.6–...

SKU: LB-LS2202

This compact Bluetooth amplifier board provides wireless audio playback with 5W per channel (10W total) output via dual PAM8403 amplifier chips. Stream music wirelessly from any Bluetooth 5.0 compatible device directly to your speakers. The small form factor and 3mm mounting holes make it easy t...

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-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: SF-COM-27840 · MPN: COM-27840

The LM258P is an easy-to-use dual-channel operational amplifier for breadboard-friendly and through-hole electronics projects. It is suited to common op-amp circuits such as transducer amplifiers, DC gain blocks and general analogue signal conditioning.This IC gives you two individual op-amps in ...

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: SF-GPS-27316 · MPN: GPS-27316

The Quectel LG290P is a compact, high-precision GNSS module for demanding positioning applications. It supports quad-band, multi-constellation reception across GPS, GLONASS, Galileo, BDS, QZSS and NavIC, along with SBAS augmentation systems including WAAS, EGNOS, BDSBAS, MSAS, GAGAN and SDCM.Desi...

SKU: DF-DFR0123

This 20W adjustable DC-DC boost converter with a digital display is based on the professional boost chip and supports 3~32V power input, 5~35V output, and an accuracy of ±0.05V. The switching frequency is 400KHz, the conversion efficiency can reach 94%, it has the functions of overheating prote...

SKU: WS-21705

A 5G cellular HAT for Raspberry Pi featuring the Quectel RM500U-CN module with quad antenna support. This board brings high-speed 5G, 4G LTE-A, and 3G connectivity to your Raspberry Pi, Jetson Nano, or PC — supporting both 5G NSA and SA networking modes. The HAT connects via USB 3.1 (USB 2.0 com...

SKU: SF-WRL-29424 · MPN: WRL-29424

This compact, certified wireless module is designed for integration into custom PCBs and microcontroller products. It combines the Infineon CYW43439 chipset with single-band 2.4 GHz Wi-Fi 4 (802.11n) and Bluetooth 5.2 Classic + LE, using a SISO architecture with integrated PA, LNA and a shared 2....

SKU: PR-PIM688

A high-power modular robotics and engineering platform, built around RP2040 and designed to drive the most ambitious robots, props and devices. The Do-Everything Board 🦾 Yukon is a standalone controller that can be equipped with up to six interchangeable modules capable of driving high-powe...

SKU: EC-ARS01119B

ESP-WROOM-32 is a powerful, generic Wi-Fi+BT+BLE MCU module that targets a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming and MP3 decoding. The development board breaks out all the module’s pins to 0....

SKU: KS-KS0803

The DIY Light Controlled Phonograph Kit is a hands-on STEM project that combines woodworking assembly with basic electronics and programming. Built on a basswood structural base, this phonograph uses a photoresistor to detect light levels and an 8002B power amplifier to drive audio playback, lett...

SKU: DF-DFR0600

PYNQ-Z2 is a FPGA development board based on ZYNQ  XC7Z020 FPGA, intensively designed to support PYNQ, a new open-sources framework that enables embedded programmers to explore the possibilities of xilinx ZYNQ SoCs without having to design programming logic circuits. Benefiting from progr...

SKU: DF-DFR1242 · MPN: DFR1242

This carrier board gives NVIDIA Jetson Nano, Jetson Xavier NX and Jetson TX2 NX system-on-modules a practical base for edge AI projects. It is designed for robotics, vision systems, smart gateways and education, supporting workloads from basic image classification through to more demanding deep l...

SKU: TB-ZL3348

The LM348 is a quad operational amplifier IC containing four independent 741-type op-amps in a single 14-pin DIP package. It's a versatile, general-purpose op-amp suitable for a wide range of analogue circuit applications. Specifications IC Type: Quad 741 operational amplifier Number of Op-Am...

SKU: DF-TEL0111

INTRODUCTION   The ESP32 WiFi and Bluetooth chip is the latest generation of Espressif products. It has a dual-core 32-bit MCU, which integrates WiFi HT40 and Bluetooth/BLE 4.2 technology inside. Compared to the arduino ESP8266 (the previous generation), the ESP32 has a significant ...