US famous brand Sentry telephone call blocker version 2,automatically block all junk calls

Technical Features:

• New call to Phone(connected with Sentry) will hear warning voice.So Sentry can 100% block election calls(made by machine),99% block telemarketing calls.
• After pressing "0",call provider with call id will be automatically saved to White list forever(unless you remove it or change it to blacklist).
• Press and hold REJECT BUTTON until BLOCK NO CID appear on Sentry,all calls without showing call id will be blocked.
• Turn the warning voice to OFF(enter to BASIC MODE: white list don't work,blacklist still work),then Sentry will allow all unlisted calls to pass through while still blocking the blacklist calls.
• You can use BASIC MODE while waiting for an important call from unknown numbers.

INSTALLATION

Unit Packing List    

1. One x Phone call blocker
2. One x Telephone calbe
3. One x Manual    
4. One X Colorful box

Detailed Pictures Show:

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

Factory' information:

1. Style: manufacture
2. Year of established: 2000
3. Factory address: 189 Industrial Area, Heng gang town, Long gang district, Shen zhen, China
4. Factory: 2000 square maters
5. Factory workers: 200-300 people
6. Enginners: 5 persons
7. QC: 6 persons
8. Management: 6 persons
9. Production capacity: 5000-10000 pcs/day
10. Production Scope: Caller ID Telephone; T/P Basic Telephone; Big Button Telephone;Wall Telephone; Antique Telephone
11. Quality Control: QC department from raw materials till finished products ( AQL 1.5)
12. Main market: South America, Africa, Southeast Asia, Europe, Indonisia, ect

Factory workshop 

 assembling line

All related certificates could be supplied if needed, such as CE, RoHS, FCC, TBR21, TBR38 and so on