Description Product Reviews Viking PA-15 15 Watt Paging Amplifier 15 Watts of paging power Drive up to (15) 8 Ohm speakers 600 Ohm output to drive additional amplifiers Select: FXO (loop start), FXS (ring trip) or paging port (VOX relay) interface mode Independent volume controls for Paging, Ringing Tones and Background Music 36VDC talk battery for interfacing with FXO or unused phone system line input / trunk port Compatible with 24V 48V FXS (ring trip) analog station operation 1K Hz pre-announce page tone (on / off) Provides Night Bell warble tone via contact closure or independent ringing analog circuit Choose one of four ringing sounds: Electronic warble (traditional loud ringer) Double gong (two identical gong tones) Quadruple chime (four descending chime tones) Door chime (ding-dong) Night transfer switch input CPC detection for immediate disconnect Busy signal detect disconnect Adjustable silence time out disconnect Programmable VOX trigger sensitivity and time out 16 to 72 second disconnect timer (on / off) 0 Reviews Hide Reviews Product Reviews