PM 6spcoupe and/or PremierAudio. They are both Rainbow dealers and could likely tell you in a jiffy. //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gifanyone list the various Rainbow lines that are bi-ampable for me plz? i cant seem to find anything that tells me if one is or not