VIKING PA-30 VIKING 30 WATT TELECOM PAGING AMPViking 30 Watt Telecom Paging Amp with Loud RingerDrive up to (30) 8 ohm speakers70V output can drive up to (50) 70V speakersMaster volume controlSeparate volume controls for Auxiliary input, paging, ringing tones, and background musicChoose from up to 4 ringing sounds: Electronic warble (traditional loud ringer), Double gong (two identical “gong” tones), Quadruple chime (four descending chime tones), Door chime (dingdong) Provides loud ringing or night bellNight transfer switchPage from an unused trunk port or paging portCan provide background music from an external sourceUse as a low cost stand alone power amplifier600 Ohm output to drive additional amplifiersUse multiple units for more paging power