> Plastic enclosure, high strength but light weighted.
> High power and excellent tone tweeter and woofer.
> Active models feature Transistor power amplifiers, crossover, low distortion, high performance, 2 band EQ, thermal/power surge/short circuit/limit protection.
> Passive models feature LC crossover, PTC/overload protection for reliable performance. 

15 inch cabinets are suitable for medium/small sized applications, e.g. meeting room, multi-purpose hall, music hall ,concert hall, hotel, conference room,coffee bar, or touring show, family salon, etc;