The Telephone Ringer Amplifier is a phone amplifier for people who are deaf or hard of hearing. Amplifies telephone ringer and lights a lamp to alert incoming calls. Ringer can be set for high/low/off.
• Extended Louder Ring - Connect to Telephone Line
• No Battery Needed - Operating Power Is Provided by the Phone Line.
• Ringer High/Low/Off Switch
• Ringer Indicator Lamp