The white and black design somewhat surprising, as the size and the relatively heavy weight of the speakers. After this first impression, we are pleasantly surprised by the initiation of simplicity and synchronization blue tooth, either with a computer or an iPhone. The sound quality is at the rendezvous, while the left speaker emits an unpleasant constantly in the background. the only real problem is the blue tooth connection: if one passes between the speaker and the transmitter unit, the signal is altered by more ... What I have never seen with other blue pregnant tooth.