Phone jamming equipment insurance - jamming phone signals by me

Phone jamming equipment insurance,jamming phone signals by me,Basic Info Model NO.: CPJ3040 Products Size: 257 X 140 X 51mm Weight: 3kg Name: 3G / Lte / Wimax High Power Signal Jammer Storage Temp:-40 to +60oc: Operating Temp:-20 to +50oc GSM850:...