Soundsing Audio Manufacturing Co.,Ltd is one of the leading China 15"neodymium speaker manufacturers and suppliers,Website:://.soundsingpro.com, providing with 15" neo loudspeaker wholesale, welcome to import high quality products from our factory. SD15N401 is a neo loudspeaker which can afford high power. We use high grade neodymium magnet, and 4” inside and outside voice coil , dual dampers to have higher sensitivity and more bass. Products specification   Size:15” Rated Power: 600W Peak Power:1200W Impedance:8 Ohm DC Impedance: 5.6Ohm Sensitivity:98dB Frequency Response:45hz-1.5khz Voice Coil Diameter: 4 Inch Voice Coil Wire Material: Copper Bobbin Material: Fiber Glass Voice Coil Layers: inside and outside Dampers: dual Cone: paper Magnet Size: 96mm Neodymium Mounting Detail: Outer diameter:395mm/15” Hole Cut Out diameter:359mm/14.13” Depth:162mm/6.37” Packing Information: 1 speaker one carton, two brown inner boxes packed into one brown outer box Carton Size: 42.5*42.5*41CM Other Information Place of Original: Guangzhou, China Payment Terms: T/T, Western Union, Money Gram Port of Delivery: Huangpu, Guangzhou, China Production Lead Time:30days after receive 30% T/T