Connectivity

SKU: SF-WRL-00145 | Brand: SparkFun

A 2.4 GHz rubber duck antenna with 2.2 dBi gain and a reverse-polarity SMA (RP-SMA) connector. At 100 mm (4″) long with 50 Ω impedance, it's a straightforward way to add an external antenna to WiFi, Bluetooth, ZigBee,...

SKU: DF-DFR0305 | Brand: DFRobot

The Romeo BLE is an all-in-one Arduino-compatible robot control board from DFRobot with integrated Bluetooth 4.0. It combines an ATmega328P microcontroller, a dual-channel DC motor driver (2 A max), and a TI CC2540 BL...

SKU: AF-3406 | Brand: Adafruit

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 appli...

SKU: SF-BOB-10031 | Brand: SparkFun

We have no idea what USB device you are hooking up to, but if you want to access the microUSB port on something, you might want this. We broke out all 5 pins with a vertical microUSB connector for your prototyping nee...

SKU: WS-31501 | Brand: Waveshare

Unleash your creativity with the ESP32-S3 1.47inch LCD Display Development Board Type B—a powerhouse for innovators and developers alike!  Product Highlights: - Vibrant 1.47-inch LCD: Engage with a stunning 1.47i...

SKU: WS-28563 | Brand: Waveshare

Unleash your creativity and elevate your IoT projects with the power-packed ESP32-C6 1.47inch Display Development Board. Designed to fulfill the needs of both hobbyists and professionals alike, this versatile developm...

SKU: WS-29266 | Brand: Waveshare

Waveshare RP2350-ETH Mini Development BoardUnlock new possibilities in the world of IoT and embedded systems with the Waveshare RP2350-ETH Mini Development Board. This compact yet powerful board is designed to bridge ...

SKU: LB-LR0097-1-NEW | Brand: Little Bird

This infra-red receiver module is perfect for Arduino projects. It has a wide range of applications, including remote control, wireless data transmission, etc.

SKU: AF-5300 | Brand: Adafruit

The Adafruit ESP32-S2 TFT Feather features a built-in 1.14" IPS colour TFT display (240×135 pixels, ST7789) on the front of the board. Combined with the ESP32-S2's native USB, 2.4 GHz Wi-Fi, 4 MB flash, and 2 MB PSRAM...

SKU: DF-DFR0719 | Brand: DFRobot

A compact Bluetooth 5.0 audio receiver board that turns any wired speaker into a wireless one. Simply connect power (3.7–24V) and wire up your speaker — pair it with your phone and start streaming music wirelessly. Th...

SKU: EC-ARS01119B | Brand: Elecrow

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 streamin...

SKU: EC-DPO28090B | Brand: Elecrow

The NodeMCU V2 is a Wi-Fi development board based on the ESP8266 (ESP-12E module) with an on-board PCB antenna and USB programming interface. It supports 802.11 b/g/n wireless networking and can operate in STA, AP, or...

SKU: EC-ACS15238R | Brand: Elecrow

The RFM69HCW is an inexpensive and versatile radio module that operates in the unlicensed ISM (Industry, Science and Medicine) band, a set of frequencies set aside for low-power, short-range, license-free radios. I...

SKU: DF-DFR0625 | Brand: DFRobot

ESP32-PICO-KIT is a mini IoT development board with functionalities of WiFi and Bluetooth. With a size of 52x 20.3x10mm, the module integrates a 4 MB SPI flash, and a USB-UART Bridge circuit, allowing the developer...

SKU: DF-DFR0231-H | Brand: DFRobot

Gravity: UART & I2C NFC Module adopts NXP PN532, a highly integrated NFC communication controller, which supports various types of NFC smart cards or tags like the commonly used MIFARE Classic series and NTAG series i...

SKU: LB-LS0205 | Brand: Little Bird

A WiFi-controlled relay module based on the AI-Thinker ESP-01S (ESP8266). It lets you switch AC or DC loads remotely over WiFi, making it a simple building block for smart home automation, IoT switching, and remote co...

SKU: SF-WRL-00593 | Brand: SparkFun

PCB edge mount - SMA RF connector. Perfect for prototyping with the GPS and Cellular devices that require an antenna connection. These connectors have a female signal pin and will correctly mate with the original SMA ...

SKU: DF-FIT0373 | Brand: DFRobot

INTRODUCTION   Are you still looking for a UHF RFID tag for your UHF RFID reader? Try this one! This RFID tag Alien higgs3 chip accords with ISO 18000-6C,EPC Class1 Gen2 standard protocol.Besides, it contains ...

SKU: DF-FIT0374 | Brand: DFRobot

INTRODUCTION Are you still looking for a UHF RFID tag for your UHF RFID reader? Try this one, this UHF tag accords with ISO 18000-6C,EPC Class1 Gen2 standard protocol. It contains 96 bit EPC...

SKU: DF-DFR0077 | Brand: DFRobot

This converter uses MAX202-based level shifter for converting TTL (Transistor-Transistor Logic) -level serial to standard RS232 serial.RS232 is widely used in radio modifications,phone flash, XBOX360 flash, GPS, vehic...