PW-37seriesfeature:high RMS power, complete functions, fashion shape.It can be used in pub, stage, theatre,etc.PW-37088"woofer with wooden boxsubwoofermagnet25 ozvoice coil1.5"KSVfrequency response65Hz-18Khz(-10dB)sensitivity88dB(+/-2dB)impedance8 ohmRMS power100W9"*11.5"horn 25mmTi.Diap.Driver PW-371010"woofer with wooden boxsubwoofermagnet30ozvoice coil1.5"KSVfrequency response55Hz-18Khz(-10dB)sensitivity90dB(+/-2dB)impedance8 ohmRMS power120W9"*11.5"horn 34mmTi.Diap.Driver PW-371212"woofer with wooden boxsubwoofermagnet40ozvoice coil2"KSVfrequency response50Hz-18Khz(-10dB)sensitivity92dB(+/-2dB)impedance8 ohmRMS power180W9"*11.5"horn 34mmTi.Diap.Driver PW-371515"woofer with wooden boxsubwoofermagnet50ozvoice coil2.5"KSVfrequency response45Hz-18Khz(-10dB)sensitivity94dB(+/-2dB)impedance8 ohmRMS power200W9"*11.5"horn 44mmTi.Diap.Driver PRODUCTS SUPPORT: OEM/ODM are welcome!We can make it from your design!