AT&T 24060 Real Bell Ringer or Chime Tone Telephone Ringer
Selectable "real" bell ringer or electronic tone
Ideal for noisy or remote locations
Also good for the hearing impaired
The unit...
UTA-1 Universal Indoor Outdoor Telephone Loud Ringer
Wheelock Universal Indoor/Outdoor Telephone Alerts: The UTA-1 is a loud attention getting electronic ringers designed for use in noisy locations...
Cortelco Loud External Ringer Round Black
Loud External Ringer
Cortelco loud external ringer (loud piercing chirp about 90db)
Compact design
Visual ring indicator (lights up red on incoming...
Amplified ringer and strobe. Ideal for most home and office applications.
Krown amplified ringer with strobe light
Loud ringer up to 120dB
Ringer operated by line power
Ringer hi/mid/low...