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Palm-size 4G Bluetooth WIFI WIMAX Signal Jammer with 20m Jamming Range and 8 Omni Antennas

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Palm-size 4G Bluetooth WIFI WIMAX Signal Jammer with 20m Jamming Range and 8 Omni Antennas
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Features
Specifications
Packing Size: 250×240×100cm
Net Weight: 1kg
Total Power: 5.6W
Built-in Battery: 7.4V/4700mAh
Continuous Operation: 1.5 Hours
Power Supply: Adapter 50 To 60Hz AC (110-240V AC/12V DC)
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Palm-size Signal Jammer

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20m Jamming Range Cell Phone Jammer

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8 Omni Antennas Portable Jammer
Basic Infomation
Place of Origin: China
Brand Name: UND
Model Number: U-JN8AR-Pro
Payment & Shipping Terms
Delivery Time: 5-8 days
Payment Terms: T/T
Supply Ability: 100
Product Description
4G Palm-Size Bluetooth WiFi WIMAX Cell Phone Signal Jammer for Government
This advanced 8-antenna cell phone signal jammer features a compact, handheld design specifically engineered for government and security applications. With 0.56W high power output and detachable power supply, it effectively blocks wireless communications within a 20-meter radius.
Product Overview
Widely deployed in meeting rooms, museums, classrooms, training centers, factories, banks, trains, buses, and other sensitive locations. Particularly essential for hospitals and gas stations where phone usage poses safety risks. Features strong omni-directional antennas and internal cooling system for stable, continuous operation.
Important: Always conduct field testing first to ensure no interference with normal equipment operation. Do not expose to water, fire, or extreme conditions.
Key Features
  • Jamming range up to 20 meters
  • Stable performance with cost-effective operation
  • Individual band control switches
  • Vehicle-compatible design
  • 8 omni-directional antennas
  • Extended battery life (>1.5 hours)
  • Palm-size handheld design with ABS plastic shell
  • Portable - can be worn on arm or belt (ideal for police use)
Technical Advantages
  • High output power blocks all common phone signals within 5-20m radius
  • Dual-side ventilation and internal cooling maintains temperature below 50°C
  • 4700mAh lithium battery with AC/DC charging options
  • 4-hour full charge time, 90-minute continuous operation
  • Individual or simultaneous band operation
  • Custom frequency customization available, including Wi-Fi 5.8GHz
Applications
Border control units, checkpoint personnel, meeting rooms, hospitals, banks, churches, conference rooms, and other security-sensitive environments.
Technical Specifications
Type A Frequency Configuration
Channel Output Port Frequency Range Output Power
1Wi-Fi 2.4G2400-2500MHz28.5dBm
2GPSL11570-1580MHz28.5dBm
3CDMA/GSM851-960MHz29dBm
4LOJACK167-175MHz29dBm
54G WiMAX2500-2690MHz28.5dBm
6DCS/PCS1805-1990MHz28.5dBm
74G1 LTE700-803 or 790-862MHz29dBm
83G2110-2170MHz28.5dBm
Type B Frequency Configuration
Channel Output Port Frequency Range Output Power
1Wi-Fi 2.4G2400-2500MHz28.5dBm
2GPSL11570-1580MHz28.5dBm
3CDMA/GSM851-960MHz29dBm
4WIFI 5.8G5725-5850MHz27dbm
54G WiMAX2500-2690MHz28.5dBm
6DCS/PCS1805-1990MHz28.5dBm
74G1 LTE700-803 or 790-862MHz29dBm
83G2110-2170MHz28.5dBm
General Specifications
  • Power Supply: Adapter 50 to 60Hz AC (110-240V AC/12V DC)
  • Dimensions: 163*85*43mm (excluding antenna)
  • Packing Size: 250*240*100cm
  • Net Weight: 1kg
  • Gross Weight: 1.35kg
  • Total Power: 5.6W
  • Shielding Radius: 2-20 meters at -75dBm
  • Built-in Battery: 7.4V/4700mAh
  • Continuous Operation: 1.5 hours
  • Warranty: One year from delivery date
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Tel : +8613991372145
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+8613991372145
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