Bluetooth 5 - Bluetooth 5 AUX receiver model - Bluetooth 5 ensures quick pairing, stable connection and excellent sound quality. This is the perfect solution for your Car, Speaker, Hi-Fi or Docking station! Bluetooth V5.0, HFP, HSP, A2DP, AVRCP, Multi-Pair, Hands-free calling, Car Bluetooth, Wireless music. Multi-Pair - the dual-pair option enables you to pair the AUX Receiver to 2 transmitting devices at the same time; e.g. – two Smartphones at once. Please note when using in multi-pair mode you can only play audio from one source at a time. To swap you simply pause one, then press play on the other - within seconds they will swap over. You can also answer phone calls from either paired device. Perfect for wired headphones. Handsfree Calling - the receiver offers wireless music and hands-free calling. The built in microphone allows you to answer phone calls with one button or via Siri. It will also always auto-repair to the last used device. No constant repairing! Small and Portable - Think match-box size but thinner. Technology filled multifunctional Bluetooth adapter that can be used at home, in the car or whilst on the move! Rechargeable battery which is fully functional whilst charging. Completely portable - no need to connect to a permanent power source. Battery charges via micro-usb, cable supplied. Simple To Use - Bluetooth adapter that’s quick and really simple to use. Connect to your non-Bluetooth device via the AUX to turn it Bluetooth. Once paired your non-Bluetooth device will then be able to receive audio via Bluetooth. Use as a Bluetooth Receiver to turn your Car Stereo, Docking Station, Hi-Fi or Speakers Bluetooth and stream audio or music wirelessly from your Smartphone, Tablet, MP3 player etc.