Clarity 75180 Super Phone Ringer w/ AC 95dB

Clarity super phone ringer
Adjustable super loud ringer (95+dB) lets you know when your phone is ringing
Never miss another call
Bright red visual ring flasher (visually alerts you to an incoming phone call)
Adjustable ring volume control
Adjustable ring tone control (250 to1200 Hz) lets you set the tone level to best suit your hearing
Choice of four distinct ring patterns to suit your preference
Dual modular phone jacks for easy connection to a standard analog telephone
AC powered with rechargeable battery backup (4 AA nickel cadmium rechargeable batteries not included)
White