The easiest way to pair your Raspberry Pi 4 with any Bluetooth-enabled device is by using the desktop version of the Raspberry Pi OS.

Everything from DACs, rotary encoders, various (LCD, OLED) screens, official Raspberry Pi devices like the PoE HAT, soundcards and countless GPIO-, SPI- and I2C-related features and devices.

In addition, a Raspberry Pi 5 running BLE can act as a beacon and communicate with multiple BLE devices within its range. BLE provides the ability for a Raspberry Pi 5 and like devices to be used in ...