one mackie 1400 I poweramp (not chinese) in a SKB road case , bridgeable & switchable for sub's ... along with a pair of peavey SP5XL pa cabinets program at 700 watts peak 1200 watts .. this system is awsome , i use it as a dj rig & have done weddings of 350 ppl & it fills the hall with sound & it bump's all night ...and dosent slow down, sounds great at low volume's for dinner music ... it puts pressure in the room with out volume .. very thick low end , extra clean sound ..excelent bulletproof portable system .. great for band's bar's. & dj's call ROB ...