8-way built-in three fan wifi signal jammers

1. Product Introduction

This device is suitable for classroom, meeting room, library, movie theater and other places where need to keep quiet. Due to its small size and easy to hide, the device is popular with teachers and administrators. As the most popular portable mobile phone jammer, this product has a small size, easy to carry. Can block 8 frequencies, and have a very large jamming range. With a separate frequency control switch, you can select the frequency range that needs to be disturbed as needed.

2.  Product Specification

3.  Feature

This signal jammer

* The cooling fan system works continuously

* Durable case, dustproof and shockproof

* Easy to install

* Easy to use in car with charger

4.  Application

This signal jammer is suitable for

* Offices, board meetings, conference rooms, seminars, libraries, cinemas, places of worship, public transportation, concert halls, restaurants, educational institutions, prisons

* Warehouses, workshops, production lines in factories and mines; troops and important secret places, etc.