450MHz 20M 8 Antenna 2.4g 5.8g Gsm Cellphone Signal Blocker

The mobile phone jammer is a device that deliberately transmits signals on the same radio frequencies as mobile phones, disrupting the communication between the phone and the cell-phone base station, effectively disabling mobile phones within the range of the jammer, preventing them from receiving signals and from transmitting them. Jammers can be used in practically any location, but are found primarily in places where a phone call would be particularly disruptive because silence is expected, such as entertainment venues

Features:
1. Pocket-sized and portable design with the cooling fan.
2. ON/OFF switch make it more user-friendly
3. Cooling fan inside, Rechargeable battery, and car charger
4. Eight channels with different frequency range,
Or customize other cellular standards in the world.
Such as 450MHz, GPRS, iDEN, GPS, UMTS, WiFi, AWS, 4G.
5. Multiple bands, Can adjust ON or turn off any single band without influencing the other band's operation
You can select these frequencies:
CDMA/GSM, DCS/PCS, 3G, 4G LTE/WiMAX, WIFI 2.4G, GPS, LOJACK

Applications:
1. It can be applied to meeting rooms, conference rooms, trains, bus and more
2.For some locations of special purpose such as hospitals, gas stations, and more
Do field test first to make sure no interference happened to the normal operation of their equipment and instrument

Package Included:

Q1.Payment Method

T/T, Western Union, Paypal, and Credit Card are available,
and we suggest paying by Alibaba Trade Assurance, the most favor, and security method.
*Other methods please Contact us with more details.

Q2.Delivery Date&Lead Time

Q3. Can I customize frequencies?

Yes, we can customize 2G/3G/4G/5G/LoJack 173MHz, VHF, UHF, Walkie-talkie, interphone, 433MHz,315MHz, 868MHz, 450MHz, iDEN, CDMA, GSM, GPRS, DCS, PCS, AWS, WCDMA, UMTS,3G,4G, LTE 700, LTE 800, LTE 2300, LTE 2600, GPS L1, GPS L2, Galileo, Compass, Glonass, WIFI, Bluetooth, WIMAX, UAV, Drone, 5.8G, etc.

Q4. What should I do if I don't know about frequency in my country?

Please feel free to Contact us with your inquiry, we will find the frequency you need and address your problems.

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