HM-10 Bluetooth 4.0 BLE serial communication breakout module. Perfect for connecting microcontrollers wirelessly to smartphones, tablets, and IoT apps!
Highly versatile HC-05 Bluetooth Classic serial transceiver module. Supporting both Master and Slave operation modes, it communicates via an easy-to-use UART serial protocol, enabling seamless wireless communication between microcontrollers or straight to Android phones and laptops.