Luohe where portable audio monopoly wholesale Henan Jiaming Yang 1503 +71780 +75 www.69139139.com 1399 +229 +631 Zheng * City Market Milan Sunshine Building 5, Unit 2, 208 Ballroom alterations reinforcement system Ceiling Speaker in the high ceiling, large space and long reverberation banquet hall, directional poor discretion Ceiling Speaker is difficult to give a satisfactory sound effects of a high-definition. The sound system is mainly centralized in the design, in order to adapt to the seminar microphone position may be in the ballroom, a wide range of mobile features, multi-point distributed arranged some auxiliary audio. The main audio of 2.1 sound arrangement and sound field organization is divided into 3 groups arranged above and both sides of the proscenium stage mouth. HP series horn sound, which 6 EV produced two HP940 to the front area of ??the banquet hall for sound, for the sound of two HP640 Central, 2, HP420 backwards, area for sound, with six high efficiency horn sound basic court coverage, providing high speech intelligibility. In order to guarantee a balanced full-range sound, plus 2 the ALTEC LANSING Company production 816B bass, the center channel of the three-channel sound reinforcement system is composed by the horn and bass. Left and right channel speaker composition is the same, that is, each channel by the two EV Xarry series Xi-2153 full-frequency speakers and a subwoofer Xi-2181. Both speakers are EV company's top product, the frequency response of the width of the Xi-2153 40-20000I - Iz, low / medium / high school band, long term power capacity are 1200/300/75W sensitivity 98 .5/107/1 12dB. Xi-2181 dual 18-inch subwoofer, the low-frequency limit of 32Hz, the power capacity of 2400W. The left and right channel speaker system with two Xi-2153 full-range speaker for wideband loud music amplifiers provide strong support. Jiaming Yang 1503 +71780 +75 www.69139139.com 1399 +229 +631 Milan sun, Zheng * City Market Building 5, Unit 2, 208