Viking Single Line Loud Ringer with 4 Sound Options VK-SR-1

– Loud ringing from an analog line
– Loud ringing from a dry contact closure
– Choose one of four ringing sounds:
– Electronic warble (traditional loud ringer)
– Double gong (two identical “gong” tones)
– Quadruple chime (four descending chime tones
– Electronic Bell
– Adjustable volume control
– Provides a door chime tone for either a door bell, door open sensor or “Push for Assistance” button
– Test button for setting volume
– Power supply included