Model: SRX728SService: OEM&ODM, Empty cabinet can be made according your requestLoading Port: All Ports in Guangzhou or ShenzhenPayment Term: T/T to our Company AccountWest Union, L/C or Other payments as discussSupply Ability: 500pcs/Month Packing: By carton box or Flight caseWarranty: 1-year free warranty after received.Product DescriptionJBL SRX728S Style double 18" Professional PA Speaker subwoofer baseProfessional Subwoofer Speaker (Jbl style Stx828S)SRX728S 18mm Plywood with good quality sand finishing cabinet; Top quality Good price Double 18" Compact High SPL and Powerful base. Speaker box , Empty speaker cabinetProfessional speaker loudspeaker Pro audio Sound systemPA subwoofer 18 inch, Professional Subwoofer, Outdoor subwooferA dual 18" high power subwoofer system in a front-loaded, vented enclosure designed for maximum low-frequency performance. The SRX728 has an optional wheel kit. Two drivers give 2, 000 watts of continuous pink noise power handling, 4kW program and 8 kW peak.Application:--Large scale bass reinforcement.--Night club, disco room etc.--Live performance venues--Mobile and fixed DJ system--Sound system rentalSpecification as follows: