Product Detail Extremely portable active loudspeaker system 150-watts of high output, Class-D power 5.25" premium-quality, full-range neodymium driver Frequency Response: 100Hz to 17.5kHz Complete system protection with built-in limiter . The "Mackie SRM150 Compact Active PA system BLACK" is best product for you. We recommended Mackie SRM150 Compact Active PA system BLACK