1.Frequency Response: 50Hz-18KHz 2.Directivity Angle:H90xV10 3.Impedance :16ohms/16ohms/16ohms(HF,MF, ... ,LF)Maximum SPL :138dB/130dB/128dB (HF,MF,LF)Connection : 2×NL 8 SpeakonEnclosure:18-Birch PlywoodCabinet Surface Treatment:Black catalyzed ... PaintDimensions(H×W×D):335×1320×600mmLow:12IN×2(310mm)Mid:8IN×2(210mm)High (Neodymium):2.5IN×2(51mm)Net weight:65kg Linear loudspeaker