Hangzhou Starwave Sound Co., Ltd.is a professional manufacturer of musical instruments ,Megaphone & Waistband amplifier. With 10 years' experience, we are a special manufacturer of a variety of instruments and Megaphone , such as electric guitars, electric basses, guitars, violins, musical bags and cases and guitar amplifier music stands. We also deal with wind instruments, drums, percussion and accordions. Lots of our products have got CE certificates. They are exported to America, ...