DFRobot Serial Bluetooth Module Uses a unique double-board design Beautiful and aim to prevent electrostatic damage to the module Can also be used as a pair which provides a transparent serial data communication Working temperature: -20 - +55 ºC The DFRobot Serial Bluetooth Module uses a unique double-board design, it is beautiful and aim to prevent electrostatic damage to the module. It is designed to have 2 DC power input, wide voltage supply (3.5V - 8V) and 3.3V power supply, suitable for various applications. It has build-in on-board antenna which provides high quality signals. It has been tested and compatible with most Bluetooth adapter in the market (Bluetooth dongle, including laptops and mobile phones). This module can also be used as a pair which provides a transparent serial data communication.
