The Bluetooth ARF32 module is the ideal mini card for Class 2 short distance communications (less than 20m), either for data only or for data and audio combined. Audio transmission can be either analogue or digital depending on the particular model.

The Bluetooth ARF52 module provides Class 1 long distance communications (less than 150m) in data only mode.

These two Bluetooth modules both have serial interfaces (UART TTL) and are equipped with compact integrated antennae.

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