Module: Bluetooth Classic / Low Energy | GPIO,I2C,SPI,UART | SMD
Module: Bluetooth Low Energy | GPIO,UART x2,USB 2.0 | SMD | 4.0
Module: Bluetooth Classic / Low Energy | GPIO,I2C,SPI,UART | SMD
Module: Bluetooth Low Energy | GPIO,UART x2,USB 2.0 | SMD | 4.0