Block nuisance phone call machine

Specifications

Block nuisance phone call machine 

Features:

FSK/DTMF dual system
16 digit LCD display
100 incoming call records
50 outgoing call records
1000 groups 16 digit blacklist
4 levels of LCD brightness adjustable
Combination lock
100 group block dialing numbers
10 group 10 digit blacklist started numbers

Block incoming calls

Block hide number calls

Block secret number calls

Block international number calls

Blocker computer calls

Free sample ok for testing

Small order acceptable at first cooperation

after sales technical support