Unique ACTIVE screening, blocks all unknown or known spam calls. Fully automatic blocking after set up.
Set up Whitelist (friends and family) with keypad. (New feature) REQUIRES Caller ID service.
No need to take a bad call and then block it. No more bad calls, period.
100% effective on all robo calls, election calls, telemarketing or any solicitor calls.
Not Recommended For Use With: Consumer Cellular, OOMA, GOOGLE Voice, or any telephone service via cellular network.