In the past almost 10 years, we focus on Professional Power Amplifier R&D and production, Only do OEM/ODM service for speaker factory, Engineering Office and Trading company... etc. Via that way, our products had been sold to all over the world and get good feedback, Meanwhile, We already found our reliable speaker factory partner in China. Since 2008, we extend our products to Active Speaker Amplifier Module, And start to work for our own Active Sound System; At 2014, we register "Powavesound" to be our brand and promote it. Now, We have mature technology and workshop; We offer high quality control and better professional service; We are sure we can help you more...