EOS STEREO SATELLITE WIRELESS SPEAKER WITH BUILT IN SUBWOOFER FOR USE WITH ILLE100T1R OR ILLE100T1RB TRANSMITS TO UP TO 4 WIRELESS SPEAKERS EOS GIGAWAVE TECHNOLOGY BROADCASTS INTERFERENCE-FREE WIRELESS HOME AUDIO UP TO 150 FT INDOORS & 300 FT OUTDOORS SRS WOW TECHNOLOGY ENSURES SUPERIOR SOUND QUALITY BLACK