Product Name : JW151006 Product Description : Professional Audio Speaker ; Usage For Woofer Price of product ( USD price or FOB price) : 1USD---98USD Product origin : Guangzhou P.R China Key Specifications : frame diameter : Diameter 395mm Nominal impedance : 8 VOICE COIL DC resistance : 5.4 Nominal power handling : 800W Continuous power handling : 1000W Sensitivity (SPL1W/1m) : 100+/-2 dB Frequency range : F0~2.5 kHz Voice coil diameter : 100mm (4 in) Winding material : Copper Diaphragm material : PAPER Magnet material: Ferrite Special Features : Fms: 41.7Hz nref:3.12% Res: 90.5 O bl: 22.1N/A Re: 5.4 spl: 96.9dB Qse :0.32 RP: 104.8 Qts: 0.31 LP: 73.4mH Rms:3.2kg/s cp: 260.2 F Cms:0.13mm/N le: 1.04mH mms:110.7gr sd:881.4c Minimum Order Size and Packgaing details : Packing:carton, for trial order MOQ : 20pcs