How can you boost your cell phone signal,cell phone signal blocker homemade,Product Description Features of B40 Portable 2G 3G 4G Jammer 1. Upgraded design created in September 2011 2. All-sided functions covers all of 2G 3G signals and part of 4G networks 3. Thanks to an...

How can you boost your cell phone signal , cell phone signal blocker homemade

Product Description Features of B40 Portable 2G 3G 4G Jammer1. Upgraded design created in September 20112. All-sided functions covers all of 2G 3G signals and part of 4G networks3. Thanks to an outstanding power, it manages to cover average 5~15 meters radius4. Embedded strong and mini size cooler fan controled by temperature module5. With creative air slots in case6. High capacity rechargeable batteries7. Works on power adapter directly8. 12 months quality warrantyApplications of Handheld 2G 3G 4G LTE / WiMax JammerBusiness meeting rooms, museums, galleries, theatres, concert halls, churches, temples, restaurantss, classroom, training centers, factories, bankss, train, buses, etc. Ideal for using in places of special purpose such as hospitalss, gas stations and so on.Package includes1 x 5-band Cellular Jammer4 x SMA Whip Antennas1 x Easy Carry Bag1 x AC Power Adapter (Wall Charger)1 x Car Power AdapterFrequency:RF1 851-894MHz RF2 925-960MHz RF3 1805-1880MHzRF4 1930-1990MHzRF5 2110-2180MHz 4G WiMax or 4G LTEWorking Object:4G WiMax or 4G LTE, GSM, GSM900, GSM1800, DCS, 3G, UMTS, WCDMA T-SCDMA, CDMA2000, CDMA800, TD-SCDMA, WCDMA TDMA, GSM850, GSM1900, PCS, PHS, Nextel, AMPSSignal Source:PLL SynthesizedOutput Power:1040mWJamming Range:5~15 MetersAntenna Interface:4 x Strong rubber SMA antenna 3dbRemote Control:N/AWorking Current:2,800 ~ 3,400 mAPower Supply:Battery and power adaptersBattery:Lithium-ion battery 8.4V 5200mAh - Battery life 1.5-2 hours - Recharge time 4 hoursPower Adapter:AC Adapter 110-250V 12VDC 2000mA - Car Adapter 12V 12VDC 2000mAColor:Black or SilverBrand:JammersDimensions (LxWxD):108/187 x 61 x 33mmPackage:Neutral blank brown box with polyfoamOperating Temperature:0-50 degreeHumidity:5% - 80%Warranty:1 Year

How can you boost your cell phone signal , cell phone signal blocker homemade

how can you boost your cell phone signal

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