Product Name: Wholesale Price for The Lf18X400 Subwoofer Model NO.: LF18X400 THD: <0.005% Monitor: No LED Certification: CE, RoHS Application: Commercial, Home Speaker Material: Neodymium Speaker System: Optional Combination Operation Mode: Wire / Remote Control Activity: Passive Hi-Fi: Not Hi-Fi Noise: <102dB Trademark: Ganyon Transport Package: 500 X 500 X 250 mm Specification: 18 inch Origin: China HS Code: 851829000 Product Description LF18X400 18inch high power subwoofer :* Related products :18TBW100 /LF15G401 /L15P400 /L15P540 /L18P400 /LF12G301 /LF18X451 /LF18X401 .Key features:1: 4-inch, fiberglass inside/outside copper voice coil2: 2000W continuous program power handling3: 97.5 dB Sensitivity4:25 Hz - 1 kHz Frequency range5:Progressive, spaced, aluminum demodulation rings6:Forced air ventilation and 14 mm top plate for minimum power compression7:Dual spider design with silicon based dampening control8:Triple roll surround and corrugated straight cone geometryAPPLICATIONS:1:The LF18X400 is ideal for use in applications where incredible power handling,long excursion and perfect control is required.2 Ideal for high quality professional bass reflex and bass-horn system.3 The transducer's low frequency extension, coupled with its extremely low generation of harmonic distortion,also makes it ideal for use within critical listening applications such as studio monitoring subwoofer system.NominalDiameter460/18mm/inchRatedImpedance8ohmProgramPower12000WattsPowerhandlingcapacity21000WattsSensitivity397.5dBFrequencyRange25-1000HzEffectivePistonDiameter395/15.6mm/inchMaxExcursionBeforeDamage(peaktopeak)50/2.0mm/inchMinimumImpedance6.0ohmVoiceCoilDiameter100/4mm/inchVoiceCoilMaterialCopperVoicecoilformermaterial25/1.0mm/inchVoiceCoilWindingDepth2Numberoflayersinside/outsideKindoflayer14/0.55mm/inchTopPlateThicknessNopressedpulpTransportation methods1. By air to airport;2. By sea to seaport;3. By courier door to door, DHL, TNT, FEDEX, UPS, EMS etc.Pre-sale ServiceA. Quality is our company's culture.B. Reasonable price and reliable service.C.Rich experience of design, manufacture and sell Pro-audio, SpeakersMiddle-sale ServiceA.Checking the most suitable shipping ways for customers.B.Testing quality again before sending goods.C.Sending the tracking number/bill of loading, and update the situations of the goods till customers receive the goodsAfter-sale serviceA.We are very glad that customer give us some suggestion for price and products.B.Ifyou haveany question, please contact with us freely by E-mail or Telephone.