This is a topic under physics.
Applications in Communication Acoustics
edx.orgArchitectural Acoustics
swayam.gov.inFundamentals of Communication Acoustics
edx.orgNoise Management and Control
swayam.gov.inIntro to Acoustics (Part 1)
coursera.orgFundamentals of Acoustics
onlinecourses.nptel.ac.inIntroduction to Acoustics (Part 2)
coursera.orgCommunication Acoustics
edx.org