1. Complies to international standards
2. Plug-and-play for easy commissioning
3. Fully confifigurable keys to achieve any task at the press of a button
4. Modular architecture: Expandable up to 128 speaker lines
5. Dual channel audio capability
6. Flexible amplififier backup modes to ensure low cost of ownership and high reliability
7. Digital volume control on all inputs/outputs
8. Comprehensive fault detection and indication