240W 12-Band Omnidirectional Desktop Signal Jammer High-Power Interference System for Prisons

Professional-grade interference system designed to simultaneously block all major communication signals including 2G, 3G, 4G, 5G cellular networks, WiFi 2.4G/5.8G, and GPS L1/L2-L5 positioning signals. Covers 725-3800MHz frequency range for comprehensive signal privacy and confidentiality.

As the flagship model of our desktop signal jammer series, the 240W 12-band signal jammer delivers the highest output power available in this product line. This industrial-grade interference system is engineered for the most demanding environments, providing uncompromising shielding performance in large-scale venues and areas with exceptionally strong signal infrastructure.

With a total output power of 240W (20W per channel) across 12 independent channels, this device simultaneously blocks all major communication signals including 2G, 3G, 4G, 5G cellular networks, WiFi 2.4G/5.8G, and GPS L1/L2-L5 positioning signals. The unit features a heavy-duty industrial cooling system with four high-efficiency fans and a large-surface aluminum alloy heatsink, ensuring stable 24/7 operation under maximum power output. Available in both omnidirectional (WT101H20-12) and directional (WT101Q20-12) antenna configurations to suit different installation requirements.

• Full Frequency Coverage: Simultaneously blocks 12 frequency bands covering all major communication standards from 2G to 5G cellular networks, dual-band WiFi, and GPS positioning signals
• High Output Power: Each of the 12 independent channels delivers 5W output power, totaling 60W for effective and reliable jamming performance
• Superior Cooling System: Built with high-efficiency fans and aluminum alloy heatsink design to support uninterrupted 24/7 operation with surface temperature below 45°C
• Flexible Installation Options: Choose between omnidirectional for 360° coverage or directional for targeted signal blocking
• Individual Band Control: Each frequency channel can be independently switched on/off for customized interference
• Adjustable Output Power: Power levels can be adjusted to suit different application scenarios and shielding range requirements

• Exam Halls & Classrooms - Prevent cheating via mobile devices
• Conference Rooms & Meeting Rooms - Ensure confidential business discussions remain private
• Theaters, Concert Halls & Museums - Maintain a distraction-free environment for audiences
• Churches, Temples & Places of Worship - Preserve silence and reverence
• Prisons & Government Buildings - Restrict unauthorized communications
• Banks & Financial Institutions - Enhance security protocols
• Training Centers & Factories - Minimize workplace distractions