U-JDM6 High Power 70W Cell Phone Signal Blocker
The U-JDM6 is a high-power 70W cell phone signal jammer designed to block CDMA, GSM, 3G, 4G LTE, and WiFi signals. Featuring adjustable power settings and omni-directional antennas, this device provides comprehensive signal blocking coverage up to 80 meters.
Key Features
- Advanced cooling system with built-in heat sink and 4 cooling fans
- Capable of continuous 24-hour operation
- Effective jamming range up to 80 meters
- Stable performance with cost-effective operation
- 70W output power for efficient signal blocking
- Six independent frequency channels with adjustable power
- Transmits noise signals to disrupt communication between cell phones and base stations
- Affected devices display "No Service" and cannot make or receive calls
Technical Advantages
- Each unit jams up to 6 frequency bands with individual power adjustment
- 100% Safe VSWR over protection for each modular
- Low-noise cooling system ensures stable operation
Standard Package Contents
- 1 Desktop Jammer Unit
- 1 AC 110/220V DC 12V/27V 20A Power Supply
- 6 Omni-directional Antennas (380mm length)
Available Options
- Directional External Patch Panel Antennas
- Omni car magnetic antenna bases
- External battery with 1.5 hour runtime (24V/20AH LiFePo4) + Charger
- DC 12V to AC 220V inverter 2000W
OEM Customization Services
All 6 frequency modules can be customized. Available options include Remote/Alarm Control (315MHz, 433MHz, 920-965MHz), GPS L1 L2 L3 L4 L5, LoJack 173MHz, 4G 700-800MHz (USA), UHF, VHF, SAT Satellite Phones 1520-1670MHz, and more. Contact us with your requirements for customized solutions.
Applications
Ideal for churches, museums, movie theatres, conference rooms, classrooms during exams, courts, hospitals, banks, recording studios, and other locations where mobile phone usage must be restricted to prevent information leakage or maintain quiet environments.
Technical Specifications
Note: Only interferes with downlink frequency of mobile systems without affecting normal base station operation.
Standard Frequency Configuration
| Channel |
Output Port |
Frequency Range |
Average Output Power |
| 1 |
GSM |
850-960MHz |
20W |
| 2 |
DCS |
1805-1990MHz |
10W |
| 3 |
3G |
2110-2170MHz |
10W |
| 4 |
WiFi 2.4G |
2400-2500MHz |
10W |
| 5 |
4G1 LTE |
700-805MHz |
20W |
| 6 |
4G LTE |
2500-2690MHz |
10W |
Alternative Frequency Options
Available alternative frequencies include: WiFi 5.2G (5100-5500MHz), WiFi 5.8G (5500-5580MHz), WiFi 3.6G (3500-3600MHz), GPS L1 (1570-1580MHz), GPS L2+L5 (1170-1280MHz), LOJACK & XM radio (167-175MHz), VHF (130-174MHz), UHF (400-470MHz), and 4G1 LTE 1700 (1710-1780MHz).
General Specifications
- Power Supply: AC adapter 50-60Hz (AC110 or 240V-DC27V)
- Dimensions: 335 * 238 * 60mm (excluding antennas)
- Package Size: 450 * 235 * 95mm
- Net Weight: 6kg, Gross Weight: 8kg
- Working Temperature: -20°C to +60°C
- Total Power: 70W
- Shielding Radius: 20-80 meters at -75dBm
- Warranty: One year from delivery date
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