Viking LSR-1 Single-Line Seizure Relay

The LSR-1 Single-Line Seizure Relay allows the user to share an existing phone line with an emergency phone or other priority alarm device. The LSR-1 can be used on any C.O. line or analog PABX/KSU station. — Interrupts any call in progress and returns fresh dial tone to the emergency phone — Modular connections for easy installation — Operates on any 12 - 32V DC power source — 12V DC adapter provided — During power outages the line is connected directly to the emergency device — Off hook detection LED for emergency device port