... strong points 2.Most are CE certified Powered speaker, active loudspeaker, subwoofer speaker, active speakerMIS15 is a two-way self- ... powered full range speaker that specially designed for club , conference centers , multifunction ... MIS15 2-way self-powered speakerFrequency response :48Hz-20KHzDirection(H*V):50° * 80°Power Handing(RMS):300W 600W (PEAK)Sensitivity ...