Professional Speaker System with THX ® certification for perfect cinema sound on your PC, DVD player & other music sources. Thundering, powerful bass & clear highs for unparalleled listening pleasure. Incl. digital control for precise adjustment to your premises & needs. Incl. Remote control for convenient control. Hardware support for Dolby ® Digital, DTS ® 96/24, Dolby ® Pro Logic II connected up to 6 external audio sources. Removable speaker grilles.