MODECEH-308TCEH-309TCEH-334TRATED POWER(W):3W3W3W/6WLINE VOLTAGE(V)70V-100V70V-100V70V-100VFREQ.RESP.(HZ):160Hz-15KHz160Hz-15KHz160Hz-15KHzDIMENSIONS(mm):?175*70?215*70?245*66HOLE DIMENSIONS(mm):?156?187?216SENSITIVITY(1w,1n):91±3dB91±3dB91±3dBWEIGHT:0.7kg0.9kg0.7kgCOMPOSING:4"*15"*14"*1