27 - Communications

12 5170 - Technical Office Furniture (includes cabling racks and cabinets)
26 0520 - Hangers and Supports
27 4000 - Audio-Visual Communications
- 11 5200 - Audio-Visual Systems (includes screens and supports)
  - 11 5210 - Assistive Listening Systems
27 5000 - Communications
- 27 5100 - Distributed Audio Visual Communcation Systems
  - 27 5140 - Door-Entry Intercom Systems
- 27 5200 - Healthcare Communications and Monitoring Systems
  - 27 5250 - Nurse Call/Code BlueSystems
- 27 5300 - Distributed Systems
  - 27 5313 - Clock Systems

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