Shenzhen, the highest standard and Technology Development Co., Ltd. (www.chinasoyo.com) was established in April 2005, a national high-tech enterprise, double soft certification companies, Asia Pacific's leading professional digital wireless audio and video transmission solutions provider, in 2.4G /5.8G digital wireless audio and video transmission technologies with independent intellectual property rights and core technologies, based on the core technology of teaching have developed a digital wireless PA systems, digital wireless mobile voice classrooms, digital wireless audio products, digital wireless headphones, digital Wireless audio transceiver, digital wireless simultaneous interpretation system, digital radio guided tours (wireless team to explain), a digital radio navigation systems and other specialized solutions. Crown standard technology products and solutions in government agencies, domestic and foreign tourist attractions museums, universities, educational institutions, professional firms, factories has been widely used to promote. In education, tourism, VIP reception, professional audio, IT digital and other fields, the crown has become the industry standard technology experts and well-known brand recognized by consumers, acclaimed. Core modules and software are independent crown standard technology research and development, the core module of the Chinese CCC / North America FCC / EU CE / rigorous testing in Japan TELEC / Korea KCC and get the CCC / FCC / CE / TELEC / KCC's certification, Excellent product quality, stable transmission performance, test equipment measured the transmission frequency range up to 20hz - 20000Hz, transmission distance, the highest audio sample rate (64k), fidelity HDCD sound quality, up to 80 selectable frequencies (easy to avoid interference frequency), the minimum sound transmission delay (less than 0.5ms latency wireless audio transmission through, the highest in the industry standard), encrypted transmission. Since its establishment, the highest standard technology gained recognition and accreditation of professional industry organizations, becoming Shenzhen Software Industry Association, China Education Equipment Industry Association, China Association of Higher Education members and equipment, China Entertainment Technology Association, Guangdong Chamber of entertainment equipment industry member. In addition, the process of growth and development, a series of honors standard technology also gain a crown: China AAA quality and trustworthy enterprises, educational equipment Pioneer Award, China (Shenzhen) Innovation and Entrepreneurship Competition Innovation Award, China Tianjin Technology Venture Competition Growth Endeavour Award, 2011 (fifth) China Venture Investment Value cutting-edge 30-strong list, 2012 Education Equipment Top Ten potential of the brand in 2013, the industry's top ten innovative educational equipment brands. Crown standard technology, carrying the glory and the dream, will be a century enterprises, tree century brand for the mission to the spirit of perseverance, always clinging to build China's best and most complete wireless audio and video transmission products and solutions.