The start of a best acoustical condition is with proper plan and sound behaviour. At the point when the outside is somewhat more settled, the indoor noise control comes into consideration. To get the most satisfying outcomes, everything must be planned beforehand and scribbled down on paper which at that point produces acoustical layouts. To accomplish the satisfactory inside sound level some features are included. With the assistance of such sound concealing masks the open air clamor and equipment commotion noise can be effectively veiled. At that point comes how the discourse is heard by the people. To expand the lucidity of the speaker’s discourse reflectors and absorbers are set at particular focus points. In any case, before this is done, an automated projection of sound behaviour is delivered to test any faults in the pre-arrangement. The design indicates how the sound waves travel through the room and demonstrates the force of the same in various zones inside the room. Distinctive sorts of sounds appeared in the format are:

• Impact noise
• Direct sound
• Reflected sound
• Absorption
• Sound isolation
• Waves interaction
• Shell interaction and different types