passive single 18" karaoker subwoofer

Guangzhou ZSOUND Pro Audio Technology Co., Ltd integrates the research and development of high end sound reinforcement. We develop, Manufacture, Sale, and Rent high-level professional audio equipment. Our main products are Line Array Speaker Systems, Fixed installation speakers, Power Amplifiers, Digital Processors and all accessories, which are applied to the pro audio industry. Owing to our experience in pro audio technology and professional R&D and QC teams, we are able to provide our clients with first-class products, at very competitive price and with optimum services. Our professional and experienced engineering team, who have more than 10-year R&D and live show experience, and master various well-known testing software, such as SMAART LIVE, EASERA, SIM, MLSSA, CLIO for debugging and developing loudspeaker and speaker systems.All of our products have passed CE and RoHS formal tests. Over the past years of balanced efforts, we have built up long-term business relationships with customers both at home and abroad. Our professional audio products are widely used in Touring performance, Stadium, Theatre, Multi-function hall, Conference Room, Church, Kara OK rooms, Discotheques, Night Clubs, and Stage Monitor fields. ZS Sound products are widely exported to Southeast and Northeast Asia, Africa, Europe, America, North and South America and ZS Sound Products win excellent comments because of stability, reliability, durability and considerable service to our customers across the globe. At present, our company not only has a group of experienced technical staff to design and manufacture, but also a group of most efficient and skilled professionals to follow up how the ZS Sound products performs after sales and service. That is how we have achieved a good reputation in pro audio touring market and our line array systems stand at the top and have been widely flowing in every pro audio corner and facilities across China where quality and fine tunes are in demand. To enhance pro-audio field in technical level and share pro audio technology information, ZS Sound holds, organizes and hosts training session 4 times per year. ZS SOUND Chief Engineer Mr. Zengshan, mainly teaches and demonstrates the real secrets behind modern pro audio technology with all basic principles and practical operations which make the best sound and proper use of pro audio equipment. Our company's philosophy is "Listening and Thinking". That is how we have reach far away from what the market and our esteemed customers expectations. We love and we understand music. Most of our team engineers are born that way. Thank you for listening. Thank you for choosing ZS Sound products.