VIKING RC-3 3 output controller

VIKING RC-3 3 output controller User touch tone programmable Non-volatile E² memory 12 digit alarm activated pulse dialer 6 digit security code (to access programming) 6 digit access code (disable or enable for additioal control security)Switchable 12V talk battery Relay interrogation tones Programmable relay time delays Cascade up to three RC-3s to control up to nine relays Programmable ring delay before answering Status LEDs for relays 1, 2, 3 and the answer relay One power adaptor can power up to three units Features: Range Extenders/Repeaters : Yes Dimensions (LxWxH)