Connectivity

SKU: DF-FIT0821 | Brand: DFRobot

A 4-port RS-485 bus hub with optical isolation and surge protection, designed for industrial environments with complex electromagnetic interference. Each port is independently opto-isolated at 2500 V and protected aga...

SKU: DF-TEL0140 | Brand: DFRobot

A simple 433 MHz RF wireless switch set that transmits digital signals between a transmitter and receiver module. Based on Gravity interface connectors, it works with any microcontroller that can read and write digita...

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: AF-5048 | Brand: Adafruit

The Power Profiler Kit II is a standalone unit, which can measure and optionally supply currents all the way from sub-uA and as high as 1A on all Nordic DKs, in addition to external hardware. As we've featured on EYE ...

SKU: AF-5023 | Brand: Adafruit

A compact Bluetooth-enabled clock and sensor that displays the current time, temperature, and humidity on a crisp e-ink screen. At just 110 × 55 mm with a minimal ABS enclosure, it fits neatly on a desk, shelf, or wal...

SKU: AF-4481 | Brand: Adafruit

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, ...

SKU: SF-WRL-18569 | Brand: SparkFun

This RP-SMA to U.FL Cable is commonly used to attach WiFi, Bluetooth, or nRFxxx based devices to a 2.4GHz antenna. What makes this unassuming cable special is the slightly longer length of 150mm (compared to 100mm). W...

SKU: SF-WRL-17830 | Brand: SparkFun

The ESP32-WROOM-32E 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 stre...

SKU: DF-FIT0854 | Brand: DFRobot

This M12 to RJ45 Ethernet adapter uses M12 male 4 pin D coded with IP67 waterproof rating, which is impervious to dust and short-term soaking, safe and reliable to use. There are metal shielding layers on the RJ45 por...

SKU: DF-FIT0832 | Brand: DFRobot

This is an industrial-grade USB to RS485 module with a DC voltage output of up to 36V, which is applicable to industrial instruments that require a high-voltage power supply.  The converter can be directly powere...

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: DF-DFR0781 | Brand: DFRobot

INTRODUCTIONThis Bluetooth module features Bluetooth/U-disk/TF-card playback, and Bluetooth call function, supporting simple and clear serial port control function, BLE pass-through, and SPP pass-through functions. Th...

SKU: EC-CRF16500R | Brand: Elecrow

This product has been used in building intercom and access control products for many years, it has high stability and strongest anti-interference ability. The ATMEGA8 of this module is a high- performance AVR MCU of A...

SKU: EC-CCW08266S | Brand: Elecrow

This ESP-12S WiFi module has core processor ESP8266 in smaller sizes of the module encapsulates Tensilica L106 integrates industry-leading ultra low power 32-bit MCU micro, with the 16-bit short mode, clock speed s...

SKU: EC-WWI8266ESP | Brand: Elecrow

This serial WiFi transceiver module is based on ESP8266 SoC.. ESP8266 is a highly integrated chip that has Integrated TCP/IP protocol stack. It offers a complete and self-contained Wi-Fi networking solution, allowing ...

SKU: AF-4430 | Brand: Adafruit

Inductive charging is a way of powering a device without a direct wire connection. Most people have seen inductive charging in a rechargeable electric toothbrush: you may have noticed that you recharge it by placin...

SKU: SF-WRL-15597 | Brand: SparkFun

A high-gain outdoor fiberglass antenna designed for maximum range on LoRa projects. With 5.8 dBi gain in the 860–930 MHz band, this antenna is ideal for heavy-duty LoRa base stations and long-range node deployments. ...

SKU: SF-DEV-15444 | Brand: SparkFun

The SparkFun RedBoard Artemis brings the powerful Artemis module into a familiar Arduino Uno footprint. Built around the Ambiq Apollo3 processor, it runs at 48 MHz (with 96 MHz turbo mode), includes BLE 5.0, and draws...

SKU: SF-WRL-15130 | Brand: SparkFun

After years of popularity with the XBee Series 1 and XBee Series 2, we now have the XBee Series 3 which brings the best of both worlds. XBee 3 not only handles 802.15.4, and ZigBee, but also BLE protocols and you can ...

SKU: AF-1327 | Brand: Adafruit

Add Bluetooth capability to your computer super fast with a USB BT 4.0 adapter. This adapter is backwards compatible with v2.1 and earlier, but also supports the latest v4.0/Bluetooth Low Energy. Inside lies a CSR8510...