Product Name: Mega Bass Multifunction PRO Audio Powered Wooden Passive PA Subwoofer Loud Sound Professional Speaker S18+ Model NO.: S18+ THD: <0.005% Monitor: No Screen Certification: CE, RoHS, CCC, UL, FCC Application: Commercial, Home, KTV/Club/Bar/Concert/Music Hall/Performance Speaker Material: Wood Speaker System: Optional Combination Operation Mode: Wire / Remote Control Activity: Passive Hi-Fi: Hi-Fi Noise: <95dB Trademark: P@A Transport Package: Carton Box or Flight Case Origin: Guangzhou Product Description 1.Specification:System type18",Single-way speakerFrequency response52Hz-300KHz(±3dB)/32Hz-350KHz(-10dB)Sensitivity(1W/1m)101dBNominal Impedance8ΩSPL(continue/peak)127dB/133dBRated power500W(AES)2000W(PEAK)Dispersion(H×V)100°*60°(H×V)LF Driver18"(100mm voice coil) HF DriverFabrication18mm MDFFinishBlack,OIL PAINTGrillePowdercoated,15-gaugeperforatedsteelwithdustproof foamConnectorsNL4MP Neutrik SpeakonDimension(H×W×D)690×565×610mm(27.16in×22.24in×24.01in)Net Weight45kg(99.3 lbs)2.Our advantage:1)Our prodect have passed ISO9001,SGS,CE, CCC, ROHS and so on.2)We are a factory with strong technology and good after sales.3)We can design the amplifier and speaker by our clients.3.Our Application4.FAQ:Q1: How long is the warranty for the speakers?A1: 3year warranty.Q2: How about the delivery time?A2: 3-7days for stock. 10-20 days for new order depend on order quantity since receipt of 30% T/T depositQ3: Can you produce according to customers' design?A3: Yes we can, we are professional manufacturer,OEM &ODM are welcome .Q4:Areyouafactoryortradingcompany?A4:Weareamanufacturer(withourownfactory) . Wearea leading manufacturer, exporter and supply chain service provider on professional audio system.Q5:Whereisyourfactorylocated?HowcanIvisitthere?A5: Ourfactoryislocatedin BAIYUN District,GuangzhouCity,GuangdongProvince,China. about 30minsbycarfrom Guangzhou Baiyun Airport,Q6:CanyoudoOEMandODM?A6:Yes,both.We can put your idea into products. We have professional research development team, develop the products according to customer required.5.Our Company: