Description:- Viking Remote Controller- Provides Remote Relay Operation From Any Standard Touch Tone Telephone- Programmable Access Code- Normally Open Or Normally Closed Relay- Selectable Relay Closure Times- Selectable Ring Delay (1,2, 6, Or 15)- Easy Installation With Modular Jacks And Screw Terminals- Automatic Disconnect Or Return To Secure Mode After 60 Seconds- One Year Manufacturer's wrtyVkrc3