The A-4220 from Alpha is a 20 Unit Area Of Rescue Master Audio system designed for effective communication in emergency situations. It ensures compliance with ADA regulations, provides clear two-way voice communication, and offers hands-free operation from remote stations, making it an ideal choice for enhancing safety in public facilities.
Alpha A-4220 Key Features
- ADA Compliant: Ensures accessibility for individuals with disabilities, meeting local regulations.
- Clear 2-Way Voice Communication: Facilitates effective communication during emergencies, enhancing response times.
- Hands-Free Voice Reply: Allows users to communicate quickly without needing to press buttons, ensuring ease of use.
- Supervised: Provides continuous monitoring to ensure system functionality and reliability.
- Choice of Standard or Anti-Vandal Remotes: Offers flexibility and security in different environments, catering to various needs.
- Choice of Indoor or Outdoor Remotes: Versatile installation options for any location, ensuring accessibility wherever needed.
- Battery Back-up (optional): Ensures system operation during power outages, maintaining safety in emergencies.
- Choice of Master Stations: Customizable to fit the specific requirements of your facility.
- Choice of ADA Compliant Signage: Enhances visibility and understanding for all users, promoting safety.
- Remotes Mount into Standard Electrical Boxes: Simplifies installation and integration into existing structures.
- Simple to Wire: Streamlines setup, reducing installation time and costs.
Alpha A-4220 Detailed Specifications
| Model | A-4220 |
| Unit Type | 20 Unit Area Of Rescue |
| Audio Communication | Clear 2-Way Voice |
| Remote Station Types | Standard or Anti-Vandal |
| Remote Station Location | Indoor or Outdoor |
| Battery Backup | Optional |
| Signage | ADA Compliant Options Available |
| Installation Requirements | BB-43 Flush Back Box |
| Compatibility | Used with #4201B/V or 4201B/VM Call-In Remote Stations |



















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