As an additional part of the speaker makes the headphone jack of the TV for good, rich sound. Provided however, that allows the TV setting, not mute the built-in speakers when connected to the Kopfh. output. Without the built-in TV speakers is the sound of Lenco TS-10 alone too lax. Tip: Set the default of the headphone Ausgangslaustärke high enough, otherwise the speakers at a low overall volume between off constantly! For the price highly recommended - and the design is as unobtrusive as stylish. Prima!