Creative Labs Inspire 6600 6.1 Computer Speakers (7-Speaker, Black) EAX technology for realistic 3-D audio in games and 6.1-discrete channels with Sound Blaster Audigy 2 120 Watts System Power (8 Watts RMS per satellite/20 Watts RMS front center satellite/ 22 Watts RMS subwoofer) Built-in CMSS upmix switch for a dramatic 6.1 gaming soundfield with Sound Blaster 5.1 Cinematic 6.1 experience in Dolby Digital Surround EX movies with Sound Blaster Audigy 2 Wired volume/bass control with power switch and a headphone jack