Handheld wifi signal Jammer - wifi jammer usb installer

Handheld wifi signal Jammer,wifi jammer usb installer,RF Frequency 1: 850-894MHz; 925-960MHz;1805-1990MHz;2100-2170MHz RF Frequency 2: 850-960MHz,1805-1990MHz,2100-2170MHz; GPS(1500-1600MHz) RF Frequency 3: 850-960MHz,1805-1990MHz,2100-2170MHz;...

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