Product description
The SparkFun BlueSMiRF v2 is a wireless Bluetooth® serial link. This version of the popular BlueSMiRF uses the ESP32. These boards work as a wireless serial UART pipe and are a great wireless replacement for serial cables. Simply pair, connect, and transmit serial data between your TX/RX lines! Any serial stream from 2400 to 921600 baud can be passed seamlessly between two devices.
