MCHEETA Call Blocker, Premium Phone Call Blocker Landline Device, Simply Block All Unwanted Calls, Robocalls, Incoming Calls and Nuisance Calls by Pressing One Button

* Smart Call Blocker: You can active block unknown/private numbers automatically by turn on BLOCK NO CID feature on blocker, block robocalls, sales and annoyance calls effectively. (Required caller ID service to make it work.) * Big Button Blocking: Simply hit big BLOCK button to stop all unwanted calls, Don't require any set up, extremely easy to use.(Don't have background) * Large Capacity: The call blocking device come with 4000 number capacity, filter all incoming calls without caller ID, out of area, unknown area and private calls automatically. * Worldwide Compatibility: The phone call blocker compatible with 99% USA landline. Such as: AT&T, Comcast, VTech, Philips, Panasonic, Uniden and so on. * Protect Privacy & Protect your Home: Protect home security by getting rid of continuous nuisance calls. Peace will be returned to your household. (Do not display caller name)