active 18" bass bins plus in Grays
for home party or home studio use as prob not really robust enough for pro /road use these as new qtx bass bins are great value to add some ooomph to yr set up...built in class D amps to rear with adjustable frequency and volume,,rated at 250w rms so a realistic 150w is plenty in real life,,,with this pair of bins are another pair of 12" drivers(passive) with top horn in matching dense carpet covering and full metal gridding to front again as new,,, real bargain thjis package,,at £ 199 the lot..