1. Support GSM850/900/1800/1900Mhz
2. Caller ID
3. Dot-matrixed display with Spanish,English, Chinese, optional
4. SMS function
5. IP No. Setting
6. Software upgrade jack
7. Data service, Support CSD and GPRS class 10/8. Connect PC
by USB port
8. Call in / Call out /Call divert/ Call waiting limitation function
9. Lock up function: SIM card, network, cell and operated
company