All Products

SKU: AF-2633

The Adafruit Bluefruit LE SPI Friend adds Bluetooth Low Energy connectivity to any microcontroller with just 4–5 GPIO pins. Using SPI instead of UART means no baud rate configuration or flow control to worry about — connect via MISO, MOSI, SCK, CS, and an interrupt pin, and you're ready to go. T...

SKU: AF-2995

The Feather M0 Bluefruit LE combines an ATSAMD21G18 ARM Cortex M0 processor with a Bluetooth Low Energy module, native USB, and LiPo battery charging. With the power of a 48 MHz ARM core and 256KB of flash, it provides significantly more processing headroom than the 32u4-based Bluefruit while mai...

SKU: AF-2479

The Adafruit Bluefruit LE UART Friend adds Bluetooth Low Energy connectivity to any microcontroller or computer with a hardware or software serial port. With hardware flow control built in, you won't lose data during transmission. Connect via UART TX/RX pins, or use a standard FTDI cable for debu...

SKU: AF-5348

The Adafruit QT Py ESP32-S2 with uFL Antenna Port is the extended-range version of the QT Py ESP32-S2. Instead of an on-board antenna, it features a uFL connector so you can attach any 2.4 GHz Wi-Fi antenna for significantly better range — ideal for projects where the board is enclosed in a metal...

SKU: AF-3242

The Feather 32u4 Bluefruit LE with Stacking Headers combines an ATmega32u4 microcontroller with a Bluetooth Low Energy module, USB connectivity, and LiPo battery charging — with stacking headers pre-soldered so you can plug into a breadboard and stack FeatherWings on top. The Bluefruit module is...

SKU: AF-2746

The Adafruit Bluefruit LE Shield adds Bluetooth Low Energy connectivity to your Arduino in a plug-in shield form factor. Solder the included headers, stack it on your Arduino, and start communicating wirelessly with iOS and Android devices — no special iOS certification required. The shield conn...

SKU: AF-2829

The Feather 32u4 Bluefruit LE combines an ATmega32u4 microcontroller with a Bluetooth Low Energy module, USB connectivity, and LiPo battery charging in one compact board. BLE is supported by all modern smartphones and tablets (iOS, Android, Mac OS X, Windows 8+), making it ideal for portable proj...

SKU: AF-3379

The Feather 32u4 Bluefruit LE with Headers combines an ATmega32u4 microcontroller with a Bluetooth Low Energy module, USB connectivity, and LiPo battery charging — with standard headers pre-soldered so you can plug straight into a breadboard. The Bluefruit module is built on the Nordic nRF51822 ...

SKU: AF-4333

The Circuit Playground Bluefruit builds on the popular Circuit Playground Express by upgrading to an nRF52840 microcontroller with built-in Bluetooth Low Energy. The round board is packed with sensors, LEDs, and inputs — all accessible via alligator-clip pads with no soldering required. Program ...

SKU: AF-4062

The Feather nRF52840 Express upgrades the nRF52 Bluefruit with the Nordic nRF52840 — featuring 1 MB flash, 256 KB SRAM, native USB, and Bluetooth Low Energy in a single chip. Native USB means no separate serial converter is needed; the chip handles CDC serial, and can also act as a HID keyboard, ...

SKU: AF-764 · MPN: ADA764

Circuit Playground Bluefruit is a round, beginner-friendly electronics and programming board with Bluetooth® Low Energy built in. It builds on the Circuit Playground Express concept with a more powerful nRF52840 microcontroller, making it suitable for wireless projects, wearables, sensors, intera...

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: AF-3406

The Feather nRF52 Bluefruit LE is an all-in-one Bluetooth Low Energy development board built around the Nordic nRF52832. Unlike earlier Bluefruit Feathers that used a separate helper chip, the nRF52832 runs your application code and handles BLE directly — resulting in lower power consumption, low...

SKU: AF-5973 · MPN: ADA5973

The Adafruit CH9328 UART to HID Keyboard Breakout lets any microcontroller or single-board computer emulate a USB keyboard — even without native USB support. Simply send ASCII characters or raw HID reports over a 9600-baud serial connection, and the CH9328 converts them into real keypresses on th...

SKU: AF-4481

The Adafruit ItsyBitsy nRF52840 Express brings Bluetooth Low Energy connectivity to the tiny ItsyBitsy form factor. Powered by the Nordic nRF52840 Cortex M4 at 64 MHz with 1 MB Flash, 256 KB RAM, and 2 MB QSPI Flash, it can act as both a BLE central and peripheral device — perfect for compact wir...

SKU: DF-DFR0225

RoMeo V2 [R3] is an All-in-One Arduino based robot board, it is especially designed for robotics applications, and extended devices. Romeo benefits from the Arduino open source platform, it is supported by thousands of open source projects, and can easily be expanded with Arduino Shields. The ...

SKU: AF-5954 · MPN: ADA5954

The Adafruit TRRS Trinkey is a USB-A plug-in microcontroller designed specifically for assistive technology. It combines an ATSAMD21 processor with a switched TRRS 3.5mm audio jack, connecting all 6 jack pins (tip, ring 1, ring 2, sleeve, plus tip switch and ring 1 switch) to analog-capable GPIO ...

SKU: DF-DFR1056

Note: The Arduino GIGA R1 WiFi Development Board is available for pre-order and is expected to be shipped in late September. This Arduino GIGA R1 WiFi Development Board measures only 101 x 53mm and has the same form factor as the popular Mega and Due. Despite its small size, it offers 76 GPIO ...

SKU: PR-ESPRUINO_PUCKJS_V2

Puck.js v2 is an open-source Bluetooth LE button and beacon powered by the Espruino JavaScript interpreter. Program and debug it wirelessly from any modern browser using Web Bluetooth — no wires, drivers, or native software required. Built around the nRF52832 SoC, it packs sensors, LEDs, an IR tr...

SKU: SF-DEV-22632

Arduino empowers makers’ creativity and passion for innovation with a robust new board that’s perfect for all users, from beginners to experts – allowing anyone to easily connect to the internet and create IoT projects. Your user-friendly, accessible UNO just took a quantum leap forward: Ardui...