With over 20 years experience as a manufacturer in PA amplifier system and wireless microphone industry,we can meet the diverse needs of over 4000 schools in China and 50 countries and districts worldwide with more than 200 models.Over 66 of our products have received design patents and eight have received utility patents showing just how innovative our in-house designers can be. To meet your high-quality and stable quality needs,we produce over 100000 sets CE-,CB-,FCC,UL-approved sets every month.And to satisfy your demands for consistent quality,we carry out a strict QC regimen,and weve secured ISO9001:2000 certification from CQC.Let us put all of these advantages to work on your OEM/ODM projects,then ship your completed orders in 25 days. Contact us today.