Bidirectional with Central 28 radio zones + 2 cabladas areas. 3 partitions. 8 User codes. It includes internal siren 85dB. Various modes of arming (Total, Partial, Total Immediate, Partial-Immediate and Special) Display LCD 16 characters. Real time clock. selected reports. Spoken announcements and instructions. message center. Registration 250 events. Control via keyboard, radio and telephone. Controlo of electrical devices: X10. Surveillance elderly or infirm. Supervision System. It includes transformer 220V / 9VAC (Internal). options: GSM integrated (Internal). Keyboard without bidirectional wired LCD display. Bidirectional control with LCD. Proximity Cards. Handsfree full duplex. Output for high voice optional module. Battery 9.6V / 1.8A included. 868MHz.