The signaler monitors a telephone line for incoming calls and flashes the bright strobe light to alert the hearing impaired that the phone is ringing.

• Extended louder ringer up to 120dB
• Easily connects to the telephone line
• Ringer operated by power from telephone line
• Strong strobe light operated by AC adaptor (included) and with 3 "AA" battery backup (not included)
• Strobe light on / off switch
• Strobe triggered by incoming ring
• 1 Year Manufacturers Warranty