Cell phone blocker for prisons , cell phone jammer how to make

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    • 2020-05-27
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    Desktop 8 Bands GSM, 3G, 4G LTE Jammer & 2.4GHz 5GHz WiFi Blocker Cell phone blocker for prisons , cell phone jammer how to make

    Desktop 8 Bands GSM, 3G, 4G LTE Jammer & 2.4GHz 5GHz WiFi Blocker Are you chasing for some powerful device that will help you to reach better working range for so long time? Have you ever thought that the device can help to get rid of any potential GPS tracking or any other tracking item via cellular phone? Then this Adjustable All 3G 4G Mobile Phone & All GPS Signal Jammer, you may need to spare your time to have a look. Although there had shown up some portable whole cellphone signal and all GPS signal jammer, it still can’t meet people’s demand. With common and widespread tracking system around us, we need to take care of every step to get away from while without any interrupting or increasing trackers’ attention. For this adjustable 4G phone and GPS jammer, the jamming distance can range up to 40M. Besides, with the adjustable button, it can be chosen of any frequency bands that you need to work while not interfere with other bands. You can just kick the knob to adjust the power. What’s more, this is the first one in the market can provide such versatile function. With nice cooling fan, this desktop jammer can work with better condition without stop. Meanhile ,it has the following features: * 8 antennas for almost all cell phone signals,GPS signals and wifi signals * With adjustable button to min or max single band * With car charger, can be used in car directly * Good cooling system, face temperature below 45°C (working under normal temperature) * OEM welcomed Jamming Frequencies: CDMA: 850-894MHz, GSM:925-960MHz GSM/PCS: 1805-1990MHz, 3G: 2110-2170MHz, GPS: 1570-1580MHz, WIFI 2.4G: 2400-2500MHz, VHF: 135-174MHz, UHF: 400-470MHz Advantages: 1,8 antennas for almost all cell phone signals,GPS signals and wifi signals 2,With adjustable button to min or max single band 3, With car charger, can be used in car directly 4,Good cooling system, face temperature below 45°C (working under normal temperature) 5,OEM welcomed 6,Stable capability 7,Could be used in car directly, with car charger 8,Total output power: 20W 9,Full set weight: 4.5kg 10,Power supply: AC 100-240V and 12V cable to car battery (300mm Long) 11,Shielding radius: (10-40) meters at 75dBm (depends on the strength signal in given area) 12,Dimensions: 427*116*60mm Application area: Can be applied at meeting rooms, conference rooms, trains and bus For some locations of special purpose such as hospitals, gas stations Do field test first to make sure no interference happened to the normal operation of their equipment and instrument Accessories: • Adjustable WiFi GPS 2G 3G Cell Phone Blocker Signal Jammer • AC adaptor • Car adaptor • Antenna*8 This product is in stock now, we guarantee shipping within 24 hours and offer 1 year warranty for all our products. Brought to you by the leader in security devices and best Signal Jammers, Jammerit. Important Notes for Jamming Distance: The jamming distances we mentioned on website are for customer’s reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc. Important Notes for Portable Jammers with No Cooling Fan: Do not use the jammer when it is charging, or it will burn the jammer as it has no built-in fan. If because of this factor due to the broken of the jammer, the customer will lose the authority of free repairation .

    cell phone blocker for prisons

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