The best Bluetooth car adapters ensure you can enjoy hands-free ... and the only setup you need to worry about is plugging into your car's aux socket. That's all it takes to wirelessly sync ...

this Bluetooth adapter can turn your old non-Bluetooth device into a wireless one. One key to power on and enter pairing mode. Easy to switch between transmitter (TX) and receiver (RX) modes.

You can already buy the AirFly Duo (you guessed it: two connections at once) or AirFly Pro (adds ability to stream from your phone to an AUX ... Bluetooth device. With my current best headphones ...