The product concept is I Wanna Rock! Wherever and whenever you feel you want to listen tosome good music, just use your MK 01. With the MK 01 you no longer have limits.Its main feature is the possibility to use each one of the four speakersanywhere and how you want. Because the speakers’ connections are completelywireless you can put then wherever you feel it is better or you can use the mountedsystem as well. Each speaker has a battery pack even as the device´s base, thisway you don´t have to worry about finding a switch plug to use your MK 01. Inshort, the Braun MK 01 is designed to meet your audio reproduction and mobilityneeds.