2-line phone,3-way conference FSK/DTMA compatible 99 groups phone book memories Music on hold of Holy Koran Arabic talking and secretary function 2 groups of songs,8 groups of chord rings,6 groups of outer ringer selectable Incoming call reporting, divert, and new incoming call checkable Blue and moving LCD Calculator,5 groups of alarm functions,1 group not disturbing time Pre-dialing and deletion, call back function Music enjoyment Thunder proof function