Missing calls as a result of the telephone ringer not being heard loud enough? Increase the volume and tone with the SR100. Just plug it into any modular phone jack. It is designed to help anyone with a mild to mid-range hearing loss. The ringer amplifies the sound 5 times louder than normal. Unit is FCC approved.
For use with a wallphone, please see "Related Products and Accessories" below.
Features:
Powered by telephone line - No batteries or AC adapter required.
Works alone or with a telephone.
Adjustable volume control.
Adjustable tone control to best suit your hearing.
Dual modular phone jacks for easy plug-in connection.
An Accessory is available for wall phone installation