● Wirelessly connect to a Bluetooth device for hands-free calls in your car or at home. You can also listen to music and one-seg audio on your device via the speaker. Bluetooth version 4.0 specification. (It is also compatible with traditional and upper versions and can be used with traditional version phones. Equipped with noise reduction, echo canceller, HD-Voice, CVC function. You can make calls with clear sound quality that is easy to hear from the caller. Equipped with multi-point function so you can wait for two mobile phones at the same time. Comes with a music remote control. Play/pause. Can be charged while standby. Automatic power off function to reduce battery consumption. Comes with volume button and redial function. Comes with a DC charger and USB charging cable that can be charged in a car (12V/24V compatible) or a computer (USB).