Portable GPS + Cellphone Jammer

Specifications
( A) TX Frequency:
870~96 0 MHz
( B) TX frequency:
1575MHz
( C) TX frequency:
1805~ 1850 MHz
( A) output power:
100~150 mW
( B) output power:
100~150 mW

( C) Output Power:
100~150 mW
Total Output Power:
Max 450mW
Battery:
LI battery DC 5V/ 1500mA/ H
Antennas:
External Omnidirectional
Continue using time:
2~3 hours
Jamming Range:
Radius 5~ 12 M

The jamming radius still depends on the strength signal in given area
Dimension:
9545 18 mm
Weight:
150 g