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Desktop WiFi signal jammer Built In Signal Shielding Device 7 Channel

Basic Information
Place of Origin: Shenzhen, China
Brand Name: TX
Certification: ISO9001,SGS,CE
Model Number: NZ-7
Minimum Order Quantity: 1
Price: Negotiated
Packaging Details: Durable case or box
Delivery Time: 1-3 days
Payment Terms: L/C, D/A, D/P, T/T,
Supply Ability: 10000pcs per month
Detail Information
Product Name: Built-in Signal Shielding Device Type: WiFi Signal Jammer
Rang: 100-200sqm Size: 310*210*60 Mm
Weight: 2.2kg Jamming Frequency: 7 Channel
Application: School Examination Rooms, Teaching Classrooms, Dormitories, Various Social Examination Centers Color: White
High Light:

Built In Signal Shielding Device


7 Channel Desktop WiFi Signal Jammer


Built In Wifi Signal Blocking Device

Product Description



Desktop built-in signal shielding device


1. Product Introduction

The Built-in antenna in plastic case jammer Adjustable Powerful Desktop Worldwide 2G 3G 4G wifi Mobile Phone Jammer is the latest model of our powerful products used to secure the perimeter of large buildings



2. Product Specification


Product Type


Working Band

7 channels 

Jamming Frequency

GSM:869-980 MHz







Body Size




Power Input


Total Output Power

40 watt

Shielding range

100-200sqm ( Depends on surrounding signal strength )



3. Feature

This signal jammer

*Built-in high-gain antenna to effectively shield signals

*Durable housing, waterproof, shockproof, dustproof and high temperature resistant

*Built-in cooling fan and heat sink, effective heat dissipation, keep the body working for a long time


4. Application

This signal jammer

* Offices, board meetings, conference rooms, seminars, libraries, cinemas

* places of worship, public transport, concert halls, restaurants, educational institutions, prisons

* Various conference rooms of administrative institutions; warehouses, workshops, production lines of factories and mines

* Troops and important secret places, theaters, concert halls, memorials, auditoriums



Desktop WiFi signal jammer Built In Signal Shielding Device 7 Channel 0

Desktop WiFi signal jammer Built In Signal Shielding Device 7 Channel 1



Contact Details

WhatsApp : +8613787832057