50W High Power Mobile Phone Signal Jammer Blocks 2G 3G 4G 5G GPS WiFi with 20-60m Jamming Radius

This high power mobile signal blocker SA-BJ10 is our new model designed to block all signals in one unit. The jamming device features built-in 10 antennas with each band delivering 5w high power, totaling 50 watts. With a jamming radius of up to 60 meters, this network signal jammer effectively blocks 2G, 3G, 4G, 5G, GPS, WiFi, Bluetooth, VHF, UHF, walkie-talkie, and frequencies including 315MHz, 433MHz, 868MHz, etc.

The cellular jammer includes advanced cooling systems for continuous 24/7 operation. Powered by 220V AC supply, it is ideal for installation in classrooms, prisons, libraries, churches, and meeting rooms. The 5G signal jammer is particularly popular for examination settings in educational institutions.

Cell phone jammers in schools are becoming increasingly popular as educators seek effective solutions to prevent students from texting during class, surfing social networks, or cheating on exams through online research.

• 50 Watts total output power
• Blocks all cell phone signals, WiFi, and GPS simultaneously
• Internal cooling fans and heat sink design for continuous operation
• Jamming range of 20-60 meters depending on local signal strength
• User-friendly ON/OFF switch for convenient operation
• Attractive, professional appearance
• Built-in directional antennas
• Customizable for other cellular standards worldwide

• Prisons
• Museums
• Galleries
• Theatres
• Concert halls
• Churches
• Vehicles (cars, buses)
• Meeting rooms
• Conference rooms

• Desktop signal jammer × 1 unit
• Power supply × 1 unit