8 Antenna Signal Jammer Can Interfere With LOJACK UHF VHF WIFI 3G 4G


  • JM003 is designed to block full band cell phone and Wifi signal. With the option to block other extra signals.
  • Jamming up to 40 meters (131ft)
  • Excellent jamming result with external omni-directional antennas
  • Comes with a car charger DC12V
  • Each of the band can be turn off separately
  • Three cooling fans inside
SKU: JM003 Categories: ,

JM003 is the Latest cell phone signal blocker with 8 adjustable Antennas. It can block 3G 4G phone signal,It also is a good quality multi-functional signal jammer that can block Wifi, GPS, LOJACK, UHF/VHF, and Remote control 433/315 MHz,Adjustable and built-in 3pcs cooling fan to support non-stop working.

JM003-A: Mobile Phone 4G/3G/2G +WiFi2.4G+ GPSL1+LOJACK

JM003-B: Mobile Phone 4G/3G/2G +WiFi2.4G+ GPSL1+GPSL2

JM003-C: Mobile Phone 4G/3G/2G +WiFi2.4G+ GPSL1 L2 L5+LOJACK+Walkie-Talkie UHF VHF+RC433 315 868 912MHz

JM003-D: Mobile Phone 4G/3G/2G+WiFi2.4G/5GHz

Output Power:Total 18W,1-3W each band

Jam Radius:2-40meters

Power Supply:AC110-240V to DC12V

Cooling System:High efficiency aluminum alloy radiator, Build-in 3 cooling fan

Battery: 10000mAh

Battery Life: More than 2 hours

Product Size:385x 135×50 mm(not Include Antenna)

Product Weight: appr.3.5kg

Package Includes:Jammer x 1, AC adapter x 1,antenna x8,Car storage battery cable x1

  • This sheet indicates the main purpose of each band. If you don't need some of them, you can simply turn them off by removing the antenna.