- ★Capacity with blacklist--1500 number blocking capacity call blocker with 100 known nuisance callers pre-programmed.
- ★100 groups outgoing blocked numbers(up to 16 digits)-- Input the outgoing numbers (it could be area code or prefix).
- ★Chip memory-- All data are stored in the memory chip even if it is disconnected from the telephone except for time & date.
- ★10 groups prefix blocked numbers-- Block area Codes, international, withheld, private, unavailable type masked calls.
- ★Convenient & humanized-- Block all incoming calls with no caller ID by setting the ON/OFF feature.