1. Cordless handset design 2. FSK/DTMF dual system caller id function 3. 16 rigner sound selectable including india/arabic/farsi/russia multi-style 4. Blue-backlit LCD display 5. 10-groups two-touch memories 6. English/arbic talking caller id selectable 7. Talking OGM function 8. Remote-checking caller id function 9. Disturbing incoming calls cancel function 10.8 types of music on hold function 11.Cauculator function 12.4 types of key tone selctable 13.5 Alarm clock setting function 14.No-disurbing time setting function 15.Pre-dialing function & Auto redial function 16.Tone/Pulse switchable 17.IDD key lock function and 5 levels LCD brightness adjustable 18.Handsfree volume adjustable