Sound has 6 big classification introduction

　　1. According to the use of occasions to divide: professional speaker and household speaker two categories. Household SOUND BOX IS USED AT THE FAMILY TO PUT SOUND COMMONLY, ITS CHARACTERISTIC IS TO PUT SOUND QUALITY EXQUISITE AND DOWNY, EXTERIOR IS MORE DELICATE, BEAUTIFUL, PUT SOUND PRESSURE LEVEL IS NOT TOO HIGH, THE POWER THAT BEARS IS RELATIVELY LESS. Professional speakers are generally used in dance halls, karaoke, cinemas, halls and stadiums and other professional venues for entertainment. The SENSITIVITY OF GENERAL PROFESSIONAL SOUND BOX IS HIGHER, PUT SOUND PRESSURE TALL, DYNAMICS IS GOOD, BEAR POWER BIG, COMPARED WITH DOMESTIC SOUND BOX, ITS SOUND QUALITY SLANTS HARD, EXTERIOR IS NOT VERY DELICATE ALSO.

　　2. According to the playback frequency, it can be divided into full band speakers, bass speakers and ultra-low tone speakers. 3. According to the purpose to divide: main sound playback speaker. Listen to the speaker and listen back to the speaker. The main sound box is generally used as the main sound box of the sound system, to undertake the main sound task. The performance of the main speaker has a great influence on the quality of the whole sound system. Monitoring sound box for control room, recording studio for program monitoring use, it has a small distortion, frequency response wide and straight, signal rarely modified characteristics, so the most authentic reappearance of the original program. Back listening sound box, also known as stage monitoring sound box, is generally used on the stage or dance hall for actors or band members to monitor their singing or playing voice.

　　4. According to the structure of the box to be divided into: sealed sound box, inverted sound box, labyrinth type sound box, acoustic tube type sound box and multi-cavity resonant sound box.

　　5 according to the number of speaker unit: 2.0 speaker box, 2.1 speaker box, 5.1 speaker box, etc.

　　6. According to the box material: wooden speakers, plastic speakers, metal speakers, etc.

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Several cases of indoor places are not conducive to receiving wireless microphone signals.Campus out