Viking electronics FXI-1A Fxo, Fxs Paging Adapter 4 x 10 inch It also prolongs performance and

It also prolongs performance and longevity and is ozone safe

Continuity

Xxx Pa Speaker Shiny Brass Finish Horn Style

Nominal Voltage 12 volts

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Viking electronics FXI-1A Fxo, Fxs Paging Adapter 4 x 10 inch It also prolongs performance andViking universal paging interface Select: FXO (loop start), FXS (ring trip) or paging port (VOX relay) interface mode No power supply required in FXS interface mode Up to 6 units can be powered from one adapter in the FXO or VOX mode 30V DC talk battery for interfacing with FXO or unused phone system line input trunk port Floating 600 ohm paging output with volume control Normally open or closed relay for external paging amp activation or interfacing