Classroom wireless amplification system

タイトルまたは説明

 The speaker is integrated with wireless receiver of microphone system, amplifer, antenna in one sound box. Only one host speaker can achieve to wiereless sound amplification for whole classroom, no need the addtional wireless microphone, amplifier. It is economic type for the school which do not have enough budget.

The whole system is transmitted by 2.4Ghz frequency, which is open and free all over the world, and support long distance transmission. Frequency hopping technology make sure no interference by other 2.4Ghz wireless equipment in classroom. It supports ***0 sets working synchronously and no crosstalk.

Now each teacher is able to own personal microphone which is portable and small enough to put into handbag or pocket. Because the single microphone is able to function with any of our receivers which are installed in different classrooms. The teacher no need to share the microphone any longer.