Bluetooth and most WiFi signals work in the 2.4 GHz band a lot of cordless phones work on the same 2.4GHz frequency.

In this video you can learn how to turn a cordless phone into a Bluetooth and WiFi jammer .



The device built here works on WiFi routers that operate on the 2.4GHz band. For routers that work on 3.7Ghz or 5GHz you will need to make some changes.

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12 Responses to “How to build a Wifi and Bluetooth Jammer ( signal blocker)”

  1. 1 andy

    cool, music is very annoying

  2. 2 John Doe

    I can block my neighbour’s signal now, because he put viruses on my computer. Cool find.

    I favorited this blog.

  3. 3 aijaz

    cool buddy

  4. 4 Ben Dover

    That is some terrible music. How about something that doesn’t cycle a 4.2 second loop 849482 times?

  5. 5 Gregory Moore

    I am interested in jamming electromagnetic and radio signal

  6. 6 NetSkay

    the video has been removed, any chance it could be reposted or email or something?

  7. 7 SGT Jamie G

    I wont to stop peaple getting in to my phone!!!

  8. 8 Mote93

    As posted above the vedieo has been removed, but i don’t se any answere about if it is possible to get the video e-mailed to you, or if u could repost it. If u do either of those i would be thankfull.

  9. 9 PM

    The above video has been deleted.
    Can u send me another link for the above video.
    My e-mail ID is pmzen39@gmail.com

  10. 10 makhluk_jahat

    Please send to me video “How to build a Wifi and Bluetooth Jammer ( signal blocker)” to my email “arashi_saito@yahoo.com”. ASAP. Thank u.

  11. 11 Victor Smith

    i want the video to
    just use youtube instead of metacafe

  1. 1 Iam intrested in Mobile phone,TV and Sat signal jammers - Austech

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