The U-003M pocket GSM jammer is designed to block GSM, CDMA, 3G mobile networks, and GPS signals within a 5-meter radius. Despite its compact size—smaller than most smartphones—this device delivers reliable signal disruption while remaining easily concealable in pockets, bags, or purses.
Security Applications
This 3G jammer effectively prevents digital threats including surveillance, eavesdropping, private information theft, and illegal location tracking. It provides comprehensive protection against mobile network vulnerabilities worldwide.
Key Features
Modern, discreet design
Embedded high-performance antennas
Blocks all mobile communication devices
Simple one-button operation
Clear operational status indicators
Dual power operation (battery and adapter)
Simultaneous charging and operation capability
Ultra-lightweight construction
Frequency Coverage
European Frequencies: 3G (or GPS), GSM900 and GSM1800 American Frequencies: 3G (or GPS), GSM850 and GSM1900
Technical Specifications
Type
Output Port
Frequency
Average Output Power
Pocket Jammer
CDMA / GSM
851-960MHz
300mw
Pocket Jammer
DCS / PCS
1805-1990MHz
300mw
Pocket Jammer
3G
2110-2170MHz
300mw
Pocket Jammer
WIFI (optional)
2400-2500MHz
300mw
Power Supply: 50 to 60Hz, AC 100 to 240V
Battery: Built-in 500mA with AC adapter (DC12V)
Total Output Power: 0.9Watt
Effective Range: 1-5 meters (depending on signal strength)