Base unit: 1. Arabic/Farsi/English Talking caller ID Function 2. 46/49MHZ,Digital Security Code 3. DTMF/FSK dual Caller ID system 4. LCD display with blue back-light, alarm clock & calendar 5. 29 group of Arabic music ringer & normal ring-tone 6. Call-in memories & Dial-out memories can be review,dial-back & stored 7. Page,intercom & Call transfer between base unit & cordless handset 8. Music hold function 9. "CANCEL"function to disconnect the unwanted incoming calls 10.Battery Back-Up function 11.Pre-dialing mode function 12:IDD lock Cordless Handset: 1. Arabic/Farsi/English Talking Caller ID 2. LCD Display with bule back-light, Alarm clock & Calendar 3. Handsfree speakerphone 4. Call-in memories & Dial-our memories can be review, redial & stored 5. Page, Intercom & Call transfer between Cordless handset and Base unit 6. Music hold function 7. Pre-Dialing mode function