– 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-3’s to control up to nine relays
– Programmable ring delay before answering
– Status LED’s for relays 1, 2, 3 and the answer relay
– One power adaptor can power up to three units