Communication

HC-05 Wireless Bluetooth Module (with AT Button)
SKU: 1258

HC-05 Wireless Bluetooth Module (No AT Button)
SKU: 2094

ESP8266 ESP-01 Serial WiFi Module
SKU: 1788

SparkFun Logic Level Converter Bi-Directional
SKU: 1066

RF Link Transmitter and Receiver Pair (433Mhz)
SKU: 1751

RFID/NFC Card Reader Kit (13.56MHz, MFRC522 Module + Card + Key Chain)
SKU: 1256

Buzzer (Active) - 5V
SKU: 2106

USB to UART TTL Serial Cable (PL2303HX Compatible)
SKU: 1746

Real Time Clock (RTC) DS1307 Module
SKU: 1791

Micro SD Card Reader Breakout
SKU: 2077

Buzzer (Passive) - PC Mount 12mm 2.048kHz
SKU: 0084

SparkFun FTDI Basic Breakout Board (3.3V)
SKU: 0342

RFID/NFC Card Tag (MIFARE Classic 13.56MHz/1K S50)
SKU: 1172

HackRF One
SKU: 2574

Micro SD Card Reader - USB 2.0
SKU: 2231

Telescopic Antenna SMA - 75 MHz to 1 GHz (ANT500)
SKU: 2590

Serial (RS232/RS485) DB9 Breakout Terminal Adapter/Connector (Female)
SKU: 2133

Adafruit 12-Bit ADC (4 Channel with Programmable Gain Amplifier ADS1015)
SKU: 1142

SparkFun Pocket AVR Programmer
SKU: 0286

SparkFun Xbee Explorer Dongle
SKU: 1263

Micro USB Power Supply Output (5V 2A)
SKU: 1484

Adafruit FT232H Breakout - General Purpose USB to GPIO, SPI, I2C - USB C & Stemma QT
SKU: 2323

FTDI Cable (5V)
SKU: 0624

MAX3232 RS232 to TTL Converter Module
SKU: 2135