The TNT 2200 provides two way communications between home or office touch tone telephones and one or two door phones(speakers) at property or secure area entrances.It may be field configured as a one door phone(speaker) station plus one control station(SPDT relay) or optionally two door phone stations. Door phones(speaker) are automatically selected and activated when a house telephone is answered.
TOUCH N TALK PRODUCTS by: DFE Communications Corp
HC60 BOX974, Checotah,Oklahoma; 74426
800-822-4868 918-473-6759 EMAIL firstname.lastname@example.org
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