扩声器 meaning in Chinese

speaker

Ds - 80 - 120 - 200 - 2300 digital shift frequency sires
:反馈消除教学扩声器
Kodas esteemed products include home theatre speakers , mini home theatre hi - fi system , home theatre amplifiers , active subwoofers , pa speakers , and pa amplifiers
Koda的产品种类包括家庭影院音箱系列迷你家庭影院音箱系列家庭影院功放机扩音器低音扩声器专业舞台音箱及功放机扩音器。
Jhs series power ampilifier is a new generation equipment of teaching power amplifier , which can restrains howl and can increase plus by 6 - 10db . the distance of picking up sound can be increased to 3 - 6 meters . if only you install three or four pcs of interface mike , the scope of picking up sound can cover with all over the platform without any equipment and you can prelect
Jhs教学型数字移频扩声器是新一代教学扩声设备，它能够有效的抑制扩声啸叫，提高传声增益6 - 10db ，话筒的拾音距离提高到3 - 6米，只需在教室安装3 - 4支界面话筒，拾音范围就能覆盖整个讲台，无需携带任何设备，即可进行讲课,使演讲者彻底摆脱话筒的束缚，扩大了演讲者的活动范围