Do you want to block cell phone signals and gps signal with simply one jamming device? We would definitely suggest this 4 band 4W portable gps cell phone signal jammer, which is featured portability, ease of use and powerful jamming capability.
Cell phone jammer andis commonly used security gadget today. For instance, drivers making phone calls, texting behind the wheel, and being distracted from driving, is one of most concerned social safety issues. Although it is encouraged that not to get hand of the wheel during driving. Many drivers just can’t help it and habitually pick the phone up when it rings. GPS tracking is another problem. It is uneasy if someone can use a tracker to track your whereabouts. So many people would also use a in car to protect themselves from tracking.
The portable cell phone jammer mentioned is a combined solution for this. The multifunctional jammer can work for 4 frequency bands and each band frequency can select output power. All the TX frequencies cover downlink only, which will not affect the base station. The jamming range is up to 20m, depending on the signal strength given. Besides, except for being used in car, the jammer can be used in any place where mobile phone and GPS is prohibited since is highly portable and easy to charge.
At a Glance:
This product can be used in any place where mobile phones and GPS are prohibited to be used!
Cover interface standards: Cell phone signal (CDMA, GSM, DCS, 3G), GPS (1570-1580MHz)
Total output power: 4W
Effective range: Radius Up to 20 Meters.
Work time: 90 minutes, this jammer can continue to work when charging,
Support being powered by charger or car cigarette charger.
Every band frequency can select output power.
All the TX frequencies cover downlink only.
Radius range: 2-20M depending on the mobile service provider’s network condition
Europe and Middle East Market
-GPS: 1570-1580 MHz
-GSM900: 925-960 MHz
-GSM1800: 1805-1880 MHz
-3G: 2110-2170 MHz
American and Asia Market
-GPS: 1570 – 1580 MHz
-CDMA GSM: 850-960 MHz
-DCS PHS: 1805-1990 MHz
Temperature: -10℃ to +50℃
Humidity: 5% to 80%
Power supply: AC100-240V/DC12V
Continue using time:Around 90 minutes
Dimension: (W*H*L): 32*112*62mm (not include antennas. )
Buy one more set antenna here