(1) Want to have a great handheld jamming unit to isolate all the cell phone signal and GPS 3G 4G network? The selectable handheld 3G 4G all phone signal blocker GPS jammer is one of the latest and most powerful handheld model available on the market.

(2) The hand pocket size and light weight cell phone jammer comes with extreme portability, which is very important for mobile and convert jamming application. It will be capable of disabling all cell phone including CDMA/GSM, DCS/PCS, 3G, 4G, GPS signal bands, which make it the ideal choice for class room, restaurant, meeting room, cars etc.

(3) The unit has a jamming range up to 20m, depending on the strength signals given. More importantly, it is optional for user to decide which frequency band to jam. The selectable jammer can be used independently as 3G jammer, GPS jammer or 4G LTE/WIMAX jammer by simple setting. Turning on or off any single band won’t bring any disruption to the operation of other bands.

(4) The latest designed signal blocker is well built with excellent cooling system involving inside cooling fan.

(5) Also the unit is equipped with 4000mA/h built-in battery. So the unit is capable of sustaining continuous working as you wish when carrying around for use.

2. Specifications

• Affected Frequency Ranges:

-CDMA/GSM: 850 to 960MHz
-DCS/PCS: 1805 to 1990MHz
-3G: 2,110 to 2,170MHz
-GPS: 1570-1580MHz
-4G LTE: (USA:725-770MHz) or (Europe:790-826MHz)

• Total output power:3W
• Jamming range: up to 20m, the jamming radius still depends on the strength signal in given area
• External Omni-directional antennas all the TX frequency covered down link only
• Power supply:50 to 60Hz, 100 to 240V AC
• With AC adapter (AC100-240V-DC12V),4000mA/H battery
• Dimension:120x74x29mm and not include antennas
• Inner box dimension:220x202x65mm
• Full set weight:0.75kg