telephone caller id blocker for blocking No name no number calls

Specifications:

1.16 digits calendar LCD display.

2.100 sets of 16 digits income phone numbers

3.50 sets of 16 digits outgoing phone numbers

4.1000 sets of 16 digits block phone numbers

5.4 levels of brightness can be adjusted

6.Lock and un-lock function by passwords

7.Separated storage(Large digital compacity storage)

Remarks:

How to block telephone calls ?

1) Blacklist:

Storage :  When checking the incoming and out going phone numbers,press BLACKLIST,this item displayed will be added into the blacklist, the LCD will display SAVE and SUCCEED.If the number have been in the blacklist, it will display REP

Checking and Delete:  In off hook state, press UP/DOWN for the uppage and downpage. LCD display the blacklists, and the quantity of the blacklists display on the above. Press REMOVE can delete this item on display, if hold on the REMOVE for 3 seconds, all blacklist will be deleted.

Operation of the Blacklist :  When the number was in the Blacklist, the same incoming number will be blocked and the device will pick up and them off hook after 1000MS.

2) Remove

When display the incoming ,outgoing and blacklist, press REMOVE can delete the the displaying number.And press REMOVE lasting 3 seconds, all incoming numbers  ,outgoing numbers and blacklists are deleted, and will display  when finish. 

What kind of calls can be blocked ?

1) Robocalls

2) Telemarketing Calls

3) Blocked number calls

4) No name no number calls

5) Automated or computer generated calls

6) Market research calls

7) Fax Calls

8) Nuisance Calls