• $320

6 Bands Powerful Desktop Jammer with 2 External Fans
http://www.jammer4uk.com/6-bands-powerful-desktop-jammer-with-2-external-fans-p-63.html
(1) It can provide 24/7/365 jamming working because 2 External Fans NEW DESIGN.
(2) Up to 40 meters (range varies depending on the distance of operator from BTS cell jammer).
(3) Total output power: 12W