High/midrange drivers and bass driver are operating in acoustically separated chambers. Outstanding 3D radiation- and precise sound projection capabilities also in "off-sweet-spot" listeners' positions. Very powerful bass reproduction due to the use of two extra long-stroke 6.7" bass drivers with polypropylene cone. Excellent SPL capabilities, also with processing very complex sound signals. With SyncVoiceT perfect matching capabilities with all other LINEA-S models.