1. FSK and DTMF caller ID, auto-detection.
2. Dial the number check number / check time.
3. Checked the caller ID, flipping through.
4. Filter local area code, area code length is five.
5. 1 Group Auto IP, each memory length (including the curing IP access number) is 32.
6. Pre-dial and error correction, pre-dial a length of 32 bits.
7. Dial your own plus office code and out code automatically suspended.
8. Electronic calendar, date, clock and week display.
