Professional large screen display systems generally use a digital high-definition display device arena rooms Speaker speakers, combined with computers, smart central controller, audio and video processing equipment, sound reinforcement systems, synchronous large screen displays images, graphics, pictures, text and language information. The display system can support a variety of standard AV signal, and VGA, DVI, HDMI signal, and also supports playback in the form of the film, as well as intelligent centralized control local or remote network management. System core equipment: Professional projectors (or DLP, LCD, PDP splicing unit and LED display) screen, AV and RGB matrix, image stitching processing equipment, intelligent central controller, audio equipment. Using specially designed high-quality coaxial double bass speaker speaker speaker manufacturing, treble and full, deep bass, play music and language has excellent sound quality, for applications that require high-quality playback of occasions. ◎ unique design with integrated speaker unit, the impedance converter and terminals are mounted on top of the speaker cone frame, compact structure, beautiful> generous. ◎ Built-in impedance converter, high permeability silicon steel, parallel way carefully around the system, the frequency response is wider than the average impedance converter, in line with high-grade requirements. Series of long-range speaker speaker JBL speakers imported, using low frequency HybridTm include fiberglass horn-loaded 15-inch (380mm) / voice coil drive, drive is reflected load in order to extend the low-frequency output to below the natural horn-off point. Polygonal fiberglass horn-loaded high-frequency compression driver, which can effectively output frequency sound. This system has a 2 kHz high frequency passive crossover network. Suitable for outdoor touring and fixed installation systems group and other places use. It features: sound soft but just, theater performances and beautiful delicate treble horn speaker, clear and transparent, long range, IF there is round and full restore elasticity, true nature, the human voice and musical instruments to give you the feeling shines. Teaching training speaker horn, horn speakers, Wuhan Jiuhua video project by Wuhan Engineering Co., Ltd. Jiuhua video. Jiuhua Video Engineering Co., Ltd., Wuhan (www.jowa-tech.com) strong, credible, in Wuhan, Hubei control and adjustment equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improve Wuhan Jiuhua innovative ideas will lead into the brilliant video and you work for a better future!