The military jammers are intended to deal with the terrorist threat today.Imagine what terrible when there is a hand-made bomb (or called Improvised Explosive Device, shortly IED) exploding nearby you.So the military jammers are made to counter this threat which specially exists in some countries like Iraq and Afghanistan.However,they can also used by civilians because they can not only solve with the terrorist threat but also against the eavesdropping or tracking for they support GSM,3G and WiFi frequencies.
The jammers in the category are not as powerful as original jammers because of the civil usage.If you need more powerful devices, you can look for the High Power Jammers.
The Wall