S3B sound barrier combined with security smoke is synonym for chaos. S3B activates together with security smoke and creates a sound barrier, which will most definetly shock every uninvited guest. With impressive 127dB of noise, S3B creates an unbearable sound, which drives away even the most persistent intruders. S3B is simple and unintrusive in design and can easily be mounted on every wall or ceiling. The device enables simple integration in existing security system or integration in existing security smoke system.