Call Blocker Model CT-CID803 (Versions 1, 2.0, 2.2, N2 & 5.0)

Product Code: CT-CID 803 and CT-CID 803 V5.0

Will the T-Lock Call Blocker work outside the USA?
Yes! Over 100,000 units have been sold worldwide, including Canada, Europe, Caribbean, Central & South America, Mexico, Australia, Asia, & Africa.
Wed, 6 Aug, 2014 at 6:15 PM
Is the version N2 the latest (most recent) version available for this product?
Yes! We are selling the version N2 which is the latest version available for this product.  If you wish to learn more about thie available versions,  or cli...
Wed, 6 Aug, 2014 at 6:16 PM
My Call Blocker does not display (or register) the caller ID information on incoming calls
Below are some tips and recommendations that may help:  1) If you have a wi-fi router/modem and/ or a wireless or cordless phone system (e.g. ...
Sat, 6 Jan, 2018 at 12:10 AM
The YEAR setting (201X) resets often / or Unable to setup the YEAR
We recommend that you do not program this parameter.  Below is the reasons why:   The year setting (e.g. 20XX) is the only parameter that requires manual...
Sat, 23 Jul, 2016 at 6:44 PM
Names are not showing in Caller ID Display (only phone numbers are displayed)
Unfortunately, the T-Lock Call Blocker only support number display, and it does not support name display as part of the caller id information.  We recommend...
Wed, 17 Sep, 2014 at 11:41 PM
The Caller ID information is not displayed on existing Phones when installed in Series
This happens when there is not enough line power available from your Telephone Service Provider. We recommend that you use a 2-way splitter (or another ph...
Wed, 6 Aug, 2014 at 6:23 PM
I'm unable to program the T-Lock Call Blocker using my Wireless handset
We have received this feedback from a few customers using some models of wireless handsets e.g. Vtech model 5153C.  This happens due to a number of reasons:...
Mon, 9 Mar, 2015 at 3:58 PM
Can I block calls that have no Caller ID info, and are shown as ‘unidentified’, or ‘unknown’, or ‘private’, or ‘Out of Area’, etc?
Yes. The T-LOCK has a new feature (refer to section 6 of the manual). This feature is turned “OFF” by default, however if you turn it “ON”, it will block ...
Wed, 6 Aug, 2014 at 6:27 PM
Clarification about the quantity of numbers that can be stored in the T-Lock Call Blocker
1,500 is the # of phone & fax numbers you can store in the Blacklist memory.   The 100 is the # of incoming calls that the unit stores in the di...
Wed, 6 Aug, 2014 at 6:29 PM
Can I manually add phone numbers to the Blacklist?
Yes, you can manually add a list of telephone numbers to the Blacklist memory of your Blocker.  There are 3 ways of adding numbers to the BLACKLIST. 1) Wa...
Wed, 6 Aug, 2014 at 6:34 PM

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