A recognized leading manufacturer of commercial loudspeakers and related accessories, Quam has built an outstanding reputation since 1930 for supplying world-class products used in today's paging and public address systems, background and foreground music applications, and various critical communications systems throughout the security and correctional market segments, thereby "creating sound value" to all of our customers worldwide.

• See also:
• Masterformat 2004
• 27 00 00 - COMMUNICATIONS
• 27 30 00 - VOICE COMMUNICATIONS
• 27 40 00 - AUDIO-VIDEO COMMUNICATIONS
• 27 50 00 - DISTRIBUTED COMMUNICATIONS AND MONITORING SYSTEMS
• 27 51 16 - Public Address and Mass Notification Systems
• 33 82 00 - Communications Distribution
• Masterformat 1995
• 16700 - Communications
• 16720 - Telephone and Intercommunication Equipment
• 16800 - Sound and Video
• 16820 - Sound Reinforcement