True wireless sound directly to your ears, entirely without cables, not even between the two ear plugs. You get an attractive earphone for each ear, which sits comfortably and discretely in the ear providing a sublime sound quality. They connect wirelessly to a Bluetooth device, such as a smartphone or tablet computer. They are charged in the included dock, doubling as a powerbank, which can charge your smartphone while you are on the go. In this way you always have backup power and wireless sound with you!