The Viking Electronics Single Line Loud Ringer (SR 1) offers users a selection of four distinct ringing sounds to choose from, including an electronic warble, double gong, quadruple chime, and electronic bell.
With an adjustable volume control feature, this phone ringer provides loud ringing capabilities from both analog lines and dry contact closures.
Additionally, it includes a door chi…

This external ringer kit by Cortelco offers a loud ring to ensure you never miss a call.
Its compact design makes it easy to place anywhere within reach. The visual ring indicator provides a clear alert for incoming calls.
With low/high volume control and phone and line jack capabilities, this kit provides versatile functionality for your telephone needs.