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Classroom Cell Phone Jammer with 19W Output Power 50m Jamming Range and Eight Channels

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Classroom Cell Phone Jammer with 19W Output Power 50m Jamming Range and Eight Channels
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Features
Specifications
Impedance: 50 Ohm
Gain: 2-3dBi
Maximum Power: 50 W
Operating Temperature: -10°C To +55°C
Size: 370×140×51mm
Power Supply: AC110-240V, DC 12V
Highlight:

19W Output Power Signal Jammer

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50m Jamming Range Cell Phone Jammer

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Eight Channels Mobile Phone Jammer
Basic Infomation
Place of Origin: China
Brand Name: UND
Model Number: U-JA8
Payment & Shipping Terms
Delivery Time: 5-8 days
Payment Terms: T/T
Supply Ability: 100
Product Description
Classroom Cell Phone Jammer with Remote Control
Product Overview

Professional-grade remote control mobile phone signal jammer designed for educational and institutional environments. The GW-JA8 model provides reliable signal blocking with advanced cooling technology and versatile power options.

Key Features
  • Advanced cooling fan system ensures optimal operating temperature
  • 24-hour continuous operation capability
  • Dual power supply: AC 110-240V and DC 12V for vehicle use
  • Stable performance with cost-effective operation
  • 19W output power with jamming range up to 50 meters
  • Heat sink casing for enhanced thermal management
  • Eight-channel frequency coverage with customization options
  • Transmits noise signal to disrupt communication, displaying "No Service" on target devices
Applications
  • Classrooms and Educational Facilities
  • Meeting Rooms and Conference Centers
  • Hospitals and Healthcare Facilities
  • Government and Military Installations
  • Financial Institutions and Banks
  • Correctional Facilities and Security Services
  • Cultural Venues: Libraries, Museums, Theaters
  • Industrial Sites: Oil and Gas Facilities
Military-Grade Quality: Easy to operate with superior design. Only interferes with mobile device downlink frequencies without affecting base station operations.
Technical Specifications
Output Port Frequency Average Output Power Output Power
CDMA800 851-894MHz 35dBm 3W
GSM900 925-960MHz 35dBm 3W
DCS1800/PCS1900 1805-1880MHz/1930-1990MHz 33dBm 2W
3G 2110-2170MHz 33dBm 2W
GPS 1500-1600MHz 32dBm 2W
WIFI 2400-2500MHz 32dBm 2W
4G LTE 800 791-821MHz 35dBm 3W
4G LTE700 (Optional) 725-770MHz 35dBm 3W
4G LTE2600 2620-2690MHz 33dBm 2W
4G LTE 2300 (Optional) 2300-2400MHz 33dBm 2W
VHF (Optional) 136-174MHz 33dBm 2W
UHF (Optional) 400-470MHz 33dBm 2W
General Specifications
Total Output Power 19 Watt
Power Supply AC110-240V, DC 12V
Power Consumption 75 Watt
Weight 4.0kg
Size 370*140*51mm
Operating Temperature -10°C to +55°C
Humidity 5% - 95%
Jamming Range 5-50 meters (dependent on local signal strength)
Antenna Specifications
Frequency Range Same as jammer channel
Impedance 50 Ohm
VSWR <1.5
Gain 2-3dBi
Polarization Vertical
Radiation Direction Omnidirectional
Maximum Power 50 W
Includes eight omnidirectional antennas, power cable, and fixed mount accessories.
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Contact Person : Susan
Tel : +8613991372145
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Susan@uav-ir.com
+8613991372145
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