25W Directional Speakerapplies a unique technology so that it can produce highly directional sound. Compared with the traditional speakers, this speaker effectively achieve zone broadcast. Only people in that zone can listen to what is broadcasting and it won’t interfere other zones.
This speaker can transmit sound accurately and the required origin volume is low; the use of high-directional audible sound can achieve sound source positioning;
Sound source can be transmitted to target area by line transmission and object surface reflection.