| Provides redundant loudspeaker loops for public address and voice alarm systems |
| Dramatically reduces cost and complexity of installations, by largely eliminating expensive E30 cabling |
| Six loudspeaker loops per Master Unit, and up to 50 Isolator Boards per loop |
| Operates on 24 and 48 VDC backup power |
| Walk Test mode and installation test button for easy fault-finding and installation |
