2 earphones. Stereo. Possibility to listen to music and follow GPS instructions. Driver-to-passenger intercom with connection to other devices. Integrated microphone with micro USB port. Prepared for Bluetooth connection to enabled phones. Double-link function: in addition to the mobile phone, another speacking device can be connected via Bluetooth. All electronic components are integrated within the headset. Unique intuitive button located on the microphone. Red / blue LED light indicating the status of the device placed on the microphone. Call answering function using voice command. Simple to install. 4 micro covers in color and branded with Piaggio Group different brands