Alpha A-4220 20 Unit Area of Rescue Master Station/Audio

20 Unit Area of Rescue Mas-Aud Requires BB-43 Flush Back Box. Used with #4201B/V or 4201B/VM Call-In Remote Stations.The 4200 Series Is Designed To Accommodate Up 44 Locations For Each Master Station. The Smallest Station A 4-Unit And Capacities Increment In Groups 4 Maximum (Or More Custom-Sized Masters). Stations Are Made Rugged Stainless Steel Anodized Aluminum. Emit Loud, Clear Tone Signal That Commands An Immediate Response.

• Ada Compliant (In Many States - Check You Local Ahj'S)
• Clear 2-Way (Simplex) Voice Communication
• Hands-Free Reply From Station(S)
• Supervised
• Choice Standard Anti-Vandal Remotes
• Choice Indoor Outdoor Remotes
• Battery Back-Up (Optional)
• Choice Stations
• Choice Ada Signage Available
• Remotes Mount Into Electrical Boxes
• Simple Wire