WinBridge are here with solutions by VOICE AMPLIFIER since 2007. Winbridge is a designing & manufacturing company specializing in Voice amplifier,microphones,Portable speaker in China, So far,we have more than 200 employees, 40 technology patents and international cognitive patents and get ISO9001 certificated.WinBrige Include Primary sound amplifier, Original sound Bluetooth speaker, Portable Karaoke speaker,Original wireless Microphone,lt covers business meetings, professional teaching&Speaking,Tour guide, Entertainment, Promotion Event.... Each year we invest $45M~$50M to develop new products and there are 7-10 new design will be launch every year.Our aim- Let the world enjoy a more beautiful Sound.WinBridge is the bridge connect teachers and students with Healthy & Clear sound.WinBridge also is the bridge built by a Positive Team and Family Spirit to deliver Happiness and Love.