CT-CID803 Caller ID Box Stop Harassing Calls Landline 2000 Number Capacity Blacklist Professional Call Blocker

Product details
weight:0.13 kgBlock entire area codes:up to 10 groups
Packaging Details:Neutral cartonNumber capacity:2000 groups
size:About 98x85x40mmtype:call blocking
Processing:very welcomepayment terms:L/C, Western Union, T/T, MoneyGram
model:CT-CID803Supply capacity:100000 pieces per month
port:ShenzhenOrigin:Guangdong, China
brand:OEM production
Product parameters
CT-CID803 Caller ID Box Stop Harassing Calls Landline 2000 Number Capacity Blacklist Professional Call Blocker
- This is the latest version of call blocker that blocks hidden or unavailable phone numbers. and there is no cost
Use it; the manual has also been updated to an improved manual with better English guidance.
- Block up to 1,500 individual phone numbers (both incoming and outgoing), prefixes and up to 10 area codes.
- One-click blacklist function, no need for manual operation, easy to operate; it is best to set up call blocker online (direct connection
to the phone, then to the phone line); while it can also be set up to work in parallel with the phone, some phone systems do not.
- Permanently store blacklisted numbers, even if the power goes out or the phone line is unplugged.
- It has a 3-line LCD display with a prominent "Blacklist" button.

- Key features include:
- Block up to 1,500 phone numbers in the blacklist;
- One-click blacklist operation;
- Block entire area codes (up to 10);
- Block calls without caller ID (appear as unknown, out of area, private, etc.);
- Block up to 1,500 outgoing phone numbers, prefixes or area codes;
- Store the last 100 incoming and 50 outgoing numbers;
- LCD display with 4 brightness levels;
- Line powered (no batteries or external power supply required);
- Compatible with FSK/DTMF and PSTN landlines
- Block area codes, country codes, international calls, private calls, unavailable calls.
- Dimensions: approx. 98x85x40mm

It works with almost all single-line phones, but not with VOIP phones, two-line phones, Bright House phones, and AT&T phones; If you find some numbers are blocked but you didn't mean to, please check your blacklist and Remove the numbers for those area or prefix numbers as they are the same

detailed drawing