Call Blocker for Landline Phones, Call Blocker with 4000 Groups Blacklist Storage, LCD Display, Home Cordless Phone Blocker for All Most Landline Phones

Call Blocker for Landline Phones, Call Blocker with 4000 Groups Blacklist Storage, LCD Display, Home Cordless Phone Blocker for All Most Landline Phones

• 2000 GROUPS BLACKLIST: Caller ID box has 4000 groups of large capacity blacklist storage, blocking all nuisance calls.
• ANTI HARASSMENT: Call blocker can block nuisance calls, super filtering anti harassment, guarding private pure space.
• LCD SCREEN DISPLAY: Call blocker uses LCD screen display for easy operation and simple buttons for easy operation.
• EASY TO USE: Phone blocker is easy to use, just press the block button to block incoming calls permanently.
• PLUG AND PLAY: Call blocking device is designed with dual plugs, plug and play, suitable for most landline phones.