This portable GPS phone signal jammer is equipped with three pieces antennae which can effectively and powerfully work on jamming the cell phone signal and GPS signal which ranges from 1500-1600MHz. The GPS phone jammer is compact in the design and light in the weight.
The components used for this kind of GPS phone signal jammer contains three pieces of antennae, one set of car charger, one unit of power adapter and one piece of USB connection line.
