Soundproofing and Acoustic Room Treatment Definition in Malaysia Soundproofing In essence, soundproofing is reducing the sound pressure between the source of sound that is generating the actual sound pressure and the receiver of the sound (microphone, human ear). In other words, soundproofing means that the sound has to be stopped from leaking in or out of the vocal booth . In other words, your recording studio needs to be isolated from the outside world. Volumes are written on the subject, and it still remains a hot topic. Why? Mostly because it is very difficult to achieve considerable soundproofing without considerable investment but people keep trying . . . . Sound isolation works the same both ways, so there’s no difference in approach to keeping sound in or out. Therefore, recording studio soundproofing is more straightforward and can be easily described and understood from standpoint of physics of sound and building materials. Acoustic Room Treatment On the other han...