ingbo etton electronics ltd company set up in 1995. product include car speaker, household woofer unit, raw materials of speaker, and boom box ,etc. we can supply 50,000 to 100,000pcs per month, shipped 30-35 days after order comfirmation. it has standard managnement, strong technical force, advanced equipment and complete testing instrument. products are all sold to advanced country such as europe, america.