Qsound Electronics Co.,LTD. was firstly founded in 2007 as a high-technology company, We have our own R&D team and factory, design and manufacturer variety of wireless products, The main products are UHF tour guide system, 2.4G digital wireless headphones, 863/900MHz wireless headphones and speakers, 2.4G digital audio module, personal voice amplifier etc.<br/><br/>All products manufactured by Qsound fully comply with the relevant standards of countries, eg. CE, R&TTE, FCC. Qsound is aware of the RoHS directives. Maybe our price isn't the lowest, but we are sure that we can provide you the best service and highest quality! <br/><br/>We sincerely welcome the customers from all over the world to visit our company and establish long-term business relationship with us on mutual benefit. <br/><br/>OEM and ODM we are welcoming!