Connectivity

SKU: AF-2995 | Brand: Adafruit

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 provide...

SKU: TB-ZZ8978 | Brand: Little Bird

A blank 13.56MHz RFID/NFC card with 1KB of data storage, compatible with common RFID reader modules and many NFC-enabled Android phones. This standard credit-card-sized card operates at 13.56MHz and is ideal for acce...

SKU: SF-SEN-11827 | Brand: SparkFun

RFID (radio-frequency identification) is the wireless non-contact use of radio-frequency electromagnetic fields, for the purposes of identifying and tracking tags attached to objects. This is the ID-12LA, a very simpl...

SKU: SF-WRL-13287 | Brand: SparkFun

The SparkFun ESP8266 WiFi Shield is an Arduino compatible shield for the ESP8266 WiFi SoC – a leading platform for Internet of Things (IoT) or WiFi-related projects. There are a variety of designs based around the ...

SKU: AF-3177 | Brand: Adafruit

The Feather M0 RFM69HCW Packet Radio (433 MHz) combines the ATSAMD21G18 ARM Cortex M0+ processor with an SX1231-based RFM69HCW radio transceiver for wireless data communication at 433 MHz. It includes built-in USB, Li...

SKU: AF-360 | Brand: Adafruit

This blank 13.56 MHz RFID/NFC white tag is a compact disc-shaped token commonly used for laundry tracking, garment identification, and asset tagging. It contains a Mifare Classic 1K chip with 1 KB of writable EEPROM s...

SKU: DF-TEL0084 | Brand: DFRobot

Bluno is great but I want small size for my product; Ble-link does well in its work but I don't want additional adapter to be inserted. Now, these problems are solved with BLE(bluetooth low energy) Micro, a new blu...

SKU: SF-SEN-11005 | Brand: SparkFun

This non-invasive current sensor (also known as a split-core current transformer) clamps around the supply line of an electrical load to measure how much current is flowing through it. The sensor acts as an inductor, ...

SKU: SF-SEN-13030 | Brand: SparkFun

The SparkFun RFID Reader Breakout converts the 2mm pin spacing of ID-series RFID readers to breadboard-friendly 0.1" headers. Compatible with the ID-3LA, ID-12LA, and ID-20LA readers, this board lets you solder the re...

SKU: AF-3237 | Brand: Adafruit

That's one slim cellular antenna! At 238mm long from tip to tip and and with a cable thickness of just 2mm, this 3dBi GSM antenna is slim, compact and sensitive, with a 3dBi gain. The antenna juts ou...

SKU: SF-WRL-10533 | Brand: SparkFun

A simple 315 MHz wireless receiver module that pairs with 315 MHz transmitters to create a basic one-way data link. It fits easily into a breadboard and works well with microcontrollers like Arduino for straightforwar...

SKU: DF-FIT0453 | Brand: DFRobot

A GSM antenna with SMA connector and magnetic base for easy mounting on ferrous metal surfaces. The 3 m extension cable uses 174 pure copper construction for low impedance, and the antenna provides 2.5 dBi signal gain...

SKU: DF-FIT0454 | Brand: DFRobot

This is a small built-in spring GSM antenna with IPX connector. Its working frequency is 900/1800 MHz which meets most requirements of GSM applications. Its very compact size makes it easy to carry and use. ...

SKU: AF-1858 | Brand: Adafruit

This 2.2"/57mm long antenna has 2dBi of gain and 50Ω impedance so it will work fantastically with just about any 850/900/1800/1900/2100 wireless receiver/transmitter such as any Cellular or GSM/GPRS device. Anten...

SKU: AF-1865 | Brand: Adafruit

This is a great connector for anyone doing RF work, when an SMA connector is required. It hugs the edge of a standard 0.063" thick PCB and 'launches' off of the edge. We like these for their ease of soldering and low ...

SKU: SF-BOB-10124 | Brand: SparkFun

This is a breakout board for the SP3485 RS-485 transceiver IC, which will convert a UART serial stream to RS-485. The SP3485 is a half-duplex transceiver, so it can only communicate one way at a time, but it can re...

SKU: AF-1864 | Brand: Adafruit

This is a great connector for anyone doing RF work, when an SMA connector is required. It hugs the edge of a "half thickness" 0.031" thick PCB (or thinner!) and 'launches' off of the edge. We like these for their ease...

SKU: DF-TEL0109 | Brand: DFRobot

WT8266-S1 Wi-Fi module is a low consumption, high performance embedded Wi-Fi network control module designed by Wireless-Tag. It can meet the IoT application requirements in smart power grids, building aut...

SKU: SF-SEN-09417 | Brand: SparkFun

This is a simple, thumbnail-size RFID tag. These tags are great for sensing presence, identification, etc., and they’re small, so they can be easily sewn into clothing or inserted into enclosures. Each tag comes with ...

SKU: LB-LS7937 | Brand: Little Bird

Compact and easy to integrate, this Bluetooth audio module is a reliable solution for DIY wireless audio projects, portable speakers, and embedded systems. Designed to operate on a wide 3.7–5V DC input, it's ideal for...