Feature:

1. 4000 GROUPS BLACKLIST: Caller ID box has 4000 groups of large capacity blacklist storage, blocking all nuisance calls.
2. LCD SCREEN DISPLAY: Call blocker uses LCD screen display for easy operating and simple buttons for easy operation.
3. PLUG AND PLAY: Call blocking device is designed with dual plugs, plug and play, suitable for most landline phones.
4. ANTI HARASSMENT: Call blocker can block nuisance calls, super filtering anti harassment, guarding private pure space.
5. EASY TO USE: Phone blocker is easy to use, just press the "block" button to block incoming calls permanently.

Specification:

Package List:

1 x Telephone Line

1 x Telephone Blocker

1 x Instruction Book

1 x Bracket

Note:

The product only applies to wired landlines and incoming calls only show the phone number. Working Principle: Add the blacklisted numbers and the corresponding numbers will be blocked automatically, or set the area code and all the corresponding regional numbers will be blocked automatically.