1, full-range speaker, office Overlord conference audio, two-way speaker, three-way speakers, coaxial speakers what their characteristics are, what their own advantages and disadvantages. Full-range speaker can show the entire band, for example, the subwoofer is the lack of high-frequency, the speakers, tweeter is no bass, and full-range speaker by definition is both high school bass, sounds more complete, generally 20-20K Hertz, of course, to achieve this target speaker, and most of it will 45-18K Hubei region's most professional large screen display and conference sound reinforcement system integrators, video Jiuhua Wuhan Engineering Co., Ltd. was established in 2004, seat Wuhan East Lake High-Tech Development Zone landed next to East Lake Scenic Area. The company has been committed to large-screen display engineering, professional sound reinforcement system, digital conference rooms, engineering, remote video conferencing systems, stage lighting and sound engineering, digital security monitoring system and computer network system of weak brand promotion, product sales and system integration. Companies adhering to the excellent brand agency, system integration and customer relations coordination, on the basis of good cooperation with many world-renowned manufacturers on, can provide customers with personalized multimedia classrooms, training rooms; multi-purpose conference room, control room, a large academic Auditorium; video conference and closed-circuit television surveillance, computer network cabling, such as full audio and video products and network system consulting, system design, cabling, installation, training and after-sales maintenance and other comprehensive solutions. The company's core business based in Hubei Province, central China, and the National Radiation, Donghu conference speakers, key customers has covered colleges, schools, government enterprises, People's Liberation Army troops, hospitals, hotels and commercial companies well-known corporate headquarters or division and so on. Company site: Marketing Department, Technology, Engineering and Administration Department, according to the business is divided into: Multimedia Division and Network Monitoring Division. Over the past decade, the company has been a professional audio and video integration and product agent capabilities known in the industry, and gradually assembled a group of high-quality professional and technical personnel and sales personnel, the spirit of "Building a bridge of information, services, the future of society," the corporate philosophy , sincere man, to make work the United States, has won the majority of customers letter lazy and grow the industry leader in the region. Jurassic Park Speakers _ Wuhan Jiuhua video (certified) _ Speakers provided by Wuhan Engineering Co., Ltd. Jiuhua video. Video Jiuhua Wuhan Engineering Co., Ltd. (www.jowa-tech.com) is a leader in Wuhan, control and adjustment of the equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . Jiuhua video in Wuhan leadership with the staff warmly welcome all inquiries negotiations to create video Jiuhua Wuhan better future.