Provide Line Powered Visual "Ring", "Off Hook" and Message Waiting Indication

The Viking model LPL-1 connects to any standard analog phone line or phone system's analog station port* to provide visual "Ring" Indication, "On The Phone" indication and "Message Waiting**" indication. The LPL-1 won't have you guessing which phone is ringing in busy offices. The large flashing LED can be seen up to 100 feet away. When used with a headset on an analog phone, you can end those nagging interruptions that occur when associates don't realize you are on the phone because you are using a headset. The LPL-1 will light steady indicating to everyone that you are on the phone, flash during ringing or fast flash to indicate message waiting**.