BT3660 Nuisance Call Blocker

Product details

Cordless phone with nuisance call blocking and answer machine

  • Blocks up to 50 numbers*
  • Excellent sound quality
  • Easy set-up
  • Handsfree speaker
  • Long range reception, up to 300m outdoors, 50m indoors
  • 10 hours of talking or 100 hours standby time
  • See and hear if you have a second call waiting
  • Easy to read screen shows when you have messages
  • Dedicated Do Not Disturb button
  • Save up to 50 contacts
  • Redial any of the last 10 calls you made
  • Record up to 12 minutes of messages
  • 1.6 inch blue backlit screen

*To block nuisance calls or use text messaging and visual voicemail features, you need Caller Display from your network provider. Charges may apply.

BT3660 Nuisance Call Blocker





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Product helpdesk information

If your phone is within warranty:

By phone: 0800 145 6789

Monday to Friday 9.00am to 5.30pm, Saturday 9am to 2pm

By email: Click here for email support

If your product is out of warranty contact BT's recommended agent

By phone: 0800 980 8999


Spares information


Replacement parts, including batteries, line cords and additional handsets are available from the product helpdesk.


Troubleshooting tips


  1. Why can't I make or receive telephone calls?
  2. Why do the batteries keep running low?
  3. Why don't I seem to get a very good range?
  4. Why does my handset screen continually display 'Searching', 'Base' or 'Range out'?
  5. Why does my handset screen continually display 'Register'?
  6. Why doesn't my handset ring?
  7. Why is my answer machine not recording messages?
  8. Why can't I play messages that have been left on my answer machine
  9. Why can't I use another type of BT cordless handset with my existing base?
  10. Why am I receiving interference or noise on my phone?
  11. Why are all my incoming calls too quiet?
  12. What are the conditions of the guarantee?
  13. Why is my keypad not responding when I press a button?
  14. Why is my Caller Display not working?
  15. Why can I hear callers but they can't hear me?
  16. Why can't I send or receive text messages?
  17. Why wasn't a full user guide provided?
  18. Why does my answering machine announce the wrong day and time?
  19. What is ECO mode?

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