Parts › Communication & WirelessAllBluetooth & BLE (5)CAN, RS-485 & RS-232 (17)Cellular (2G / 4G / NB-IoT) (6)Ethernet (5)Fibre Optic (1)GNSS / GPS (37)Infrared (12)Interface Converters (1)LoRa & LoRaWAN (12)NFC & RFID Readers (13)Satellite (1)Sub-GHz & RF Transceivers (9)UWB (1)Wi-Fi (10)Adafruit Bluefruit LE Shield - Bluetooth® LE for ArduinoADA2746Adafruit Bluefruit LE SPI Friend - Bluetooth® Low EnergyADA2633Adafruit Bluefruit LE UART Friend - Bluetooth® Low EnergyADA2479Grove - Blueseeed (HM11)113020007Grove - Serial Blueseeed(CSR BC417)113020008