pair of black isobariks. pms though it can be used with outboard passive crossover. believe one midrange and tweeter damaged. includes linn electronics, cabling, and speaker wire to be used active mode. included linn lk1, 3 sparks, aktiv crossover, 3 lk2 power amps. have diagram of how to connect the system actively. factory boxes for electronics, but no factory boxes for speakers. can include the stands which i think are sound anchor brand with system. unable to ship until wk of oct 10th and then mid november. after market grills from great britain included. one of the top midrange drivers is damaged; all four of the tweeters are dented in though worked last time i had played but perhaps one is also damaged. i just do not remember for sure and it is an ordeal to hook up full active system.