The RN4678 module from Microchip Technology is a fully certified, Bluetooth v5.0 compliant (BR/EDR/LE) dual-mode module. It's built around Microchip's IS1678 Bluetooth dual-mode chip and provides a convenient method for cable replacement for smartphones or tablets for data transfer and control. The ASCII interface allows for easy integration with microprocessors or microcontrollers. This module is ideal for applications such as Internet of Things (IoT), secure payment systems, home and security devices, health and fitness trackers, industrial data loggers, and LED lighting.