Founded in 1997, Shandong Jumboaudio Research Co., Ltd. is a professional manufacturer of car speakers, woofers, boom boxes, PA systems, wall speakers, and other car audio equipment. Our dedicated R&D staff continually introduces tens of new products every year and meets the special design requirements any of our customers may have. With comprehensive production facilities, we output more than 1,000,000 speakers annually that are exported worldwide. Based on our affordable prices, excellent quality and short delivery lead-time, our company has grown rapidly. In addition to our line of speakers, we also operate a cable factory. We export more than 20 full containers of power cables, speaker cables, audio/video cables, and car wiring kits on a monthly basis. To further meet client''s demands, we also offer amplifiers, crossovers, capacitors, neon lights and other car accessories. Marketing under our Jumboaudio and Realsound brands, we have earned and excellent reputation for our speakers and car audio products. For more information about any of our series, or to place and OEM order, please feel free to contact us directly. We hope to receive your detailed inquiry soon, and are looking forward to having the chance of cooperating with you in the near future.