Type : Hybrid Keyphone PABX PBX Capacity : 4 PSTN lines and 8 extensions Features : Expandable Operator Caller ID 8 Communication Path External Music on Hold Call Transfer DND(Do Not Disturb ) Flexible Coding (change Ext.No) Call Forwarding Call Restriction OGM (20s DISA for three levels) Call Pickup (External call ) C.O. Line Reservation (Call waiting) Outgoing Call Transfer Operator / auto-attendant Mode C.O. Line Booking Day/Night Mode (Auto/Manual ) Auto CO to CO Transfer Boss / Secretary Call Call Switch Unique Function : Keyphone Interface PC Management Software Intercom / Transfer Caller ID Door Lock Opener Backup Battery Interface

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