Telephonic communicator to Head office Receptora of Alarms (CRA) for telephonic analogical line (RTC). Card accessory for head offices ZP2. It allows the transmission of events head office receptora, with protocol Contact - Go, for telephonic line. Designed, made and certificate according to norm EN54-21. The card connects directly on the motherboard of the head office without requirement of wired up additional. Compatible only with head offices ZP2 of version 3 or Superiors. Supply to 24 V. I consume: 45 mA. Dimensions: 110 x 52 mm.