24 Bands Portable Cell Phone Jammer Block 5G/4G/3G/2G WIFI GPS


  • JM019 can block ALL mobile phone signals from 2G to 5G, WiFi, GPS and more.
  • Jamming range up to 25 meters
  • 12,000mAh battery supports more than 120 minutes of jamming
  • Comes with a car charger and nylon cover
  • Good cooling system with cooling fans inside
  • With the DIP switch design, you can remove the antennas to disable the blocking features you don’t need without affecting other functions.
SKU: JM019 Category:

Introducing the JM019 All-In-One Signal Jammer – the world’s first 24-antenna design that packs a powerful punch against all wireless signals. With its sleek and portable nylon cover, this jammer is the ultimate solution for blocking all types of Android phones, Tablets, Smart Phones, iPhones, Win phones, and more that use 2G, 3G, 4G, 5G, and CDMA 450Mhz frequencies.

This versatile device also blocks GPS, Wi-Fi 5G, Walkie-Talkie UHF/VHF, and RF signals like 315, 433, 868, 915, LORA, LOJACK, and more. The battery capacity LCD display, which shows the percentage of battery life, working voltage, and current, is a popular feature for 2022 and beyond.

The JM019 All-In-One Signal Jammer is perfect for a range of settings, including conference rooms, prisons, libraries, and military installations. With its all-in-one design, you can block multiple frequency bands with just one device, making it a cost-effective and convenient solution for all your signal jamming needs.

Trust Jammer Master to deliver the best in signal jamming devices. Try the JM019 All-In-One Signal Jammer today and experience the power of our world-class jamming technology.


Output Power:Total 24W,1W each band with 2dbi gains omni antennas

Jam Radius:2-25meters

Power Supply:AC110-240V to DC12V

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

Working Time:Built-in battery:7.4V/12000mAh support up to 100 minutes working

Product Size:200x133x66mm (without antenna)

Product Weight: appr.2.5kg

Package Contents:Jammer Device x 1, AC Charger x1, Omni Antenna x24, Car Charger x1, Nylon Cover x1.