Today, you find that people bow their heads using their phones anywhere, such as in subway, bus or the street, not to mention some important situation. But as we know that, Some places include the restaurants, classrooms, training centers, factories, banks, trains, bus and other places need to be quiet. However you can’t keep absolute silence, people will use phone unconsciously though they are required not to use mobile phones. In these situations, mobile phone signal jammer is really of great help to create quiet environment for your life, and this Portable Cellphone Jammer (CDMA GSM DCS PCS 3G 4G LTE 4G WIMAX) + Wifi Lojack Blocker is suitable for people who want to block the mobile phones signal with portable design.

The compact size jammer outputs 4W power and come with 8 powerful antennas. The shielding range reaches up to 20m, depending on the signal strength in the given area. It will effectively block all specified signals within the range including CDMA/GSM, DCS/PCS, 3G, 4G LTE, 4G Wimax, Wifi, Bluetooth,Lojack. Except for the excellent jamming ability and multi-functionality, the unit also features selectable jamming setting. Users can turn off any single band without influencing the other bands operation. Also, users will be worry free of the uplinks with all TX frequency covered down link only. It won't interfere with uplink station signal either.

So great portable mobile phone jammer device can be applied to the following situations.

1. Movie Theater

It’s no doubt that movie theaters are required quiet environment for better experience. Some guys are lazy to leave their seats, and speak loudly through the phone. Then mobile phone signal jammer helps you to stop this noise.

2. Restaurant

In the fancy restaurant, if you want to enjoy your dinner without interruptions, the mobile phone signal jammer is necessary also.

3. Meeting Room

It's annoying to hear the phone rings during a meeting. Mobile signal jammer blocker will help to conduct efficient meetings. Moreover, it can stop texting message so that your business secret won’t be given out. Signal jammer device play a very key role in your meeting !

4. Church

Church is a holy place, where any loud voice can't be tolerated. When attending worship/mass, a phone ring can break your piety, so mobile phone signal jammer will help you and keep a quiet environment for us !

5. Museum and art gallery

Museum and art gallery are places where you can cultivate your taste. You will need a mobile phone signal jammer if you want a quiet corner.

6. Library

As we all know, only in a quiet environment  we can read the books in our mind. Have you ever been heard ring calls suddenly when you are reading? Then the mobile phone signal jammer kits will help you !

7. Classroom

If you want your students pay more attention on your class, or stop them from cheating via SMS texting, the mobile phone signal jammer will be your best choice !

After observing such situations, have you found your need? This Portable Cellphone Jammer (CDMA GSM DCS PCS 3G 4G LTE 4G WIMAX) + Wifi Lojack Blocker is really convenient when you are outside and take the device with them.Want to get more useful signal jammer devices, go to, you will find more surprise !