How to strengthen cell phone signal - 10 antennas CDMA GSM 3G 4G WiFi VHF UHF Lojack Radio small pocket jammer Factory

10 antennas CDMA GSM 3G 4G WiFi VHF UHF Lojack Radio small pocket jammer Factory

Product Description Portable wireless signal jammer is an information security product with completely independent intellectual property right. It can exactly block the wireless signals like wireless network, Bluetooth, wireless transmission, etc. and tracking signal like car positioning, mobile phone positioning, google network positioning, etc. in about 1-20 meters. When it finds the signals, it will directly isolate it.2. Technology* available TX Spain frequency which can be adjusted and used in this 10 antenna jammerBand2 1900: 1930-1990MHzBand4 1700: 1710-1755MHzBand4 2100: 2110-2155MHzBand5 850: 850-894MHzBand12 700: 729-746MHzBand13 700: 746-756MHzBand17 700: 734-746MHzBand25 1900: 1930-1995MHzBand26 850: 859-894MHzBand30 2300: 2350-2360MHzBand41 2500: 2496-2690MHzBand66 1700/2100: 2110-2200MHzBand71 600: 617-652MHz*Colour: Black*Antenna: 10 antennas*Jamming range: Radius 1-20M【the Cellular signal must ≤-75dBm in the location】The jamming radius still depends on the strength signal in given area*Available system: Include analog (AMPS,TACS,NMT) and digital (GPRS,GSM, DCS, CDMA, PDC, TDMA, PHS, PCS, IDEN, Wifi / Bluetooth/wireless video,UMTS) /GPS and etc.*Single output power: +30dBm /1W*Working Power: power in: AC110V-240V / power out: DC 12V-36V*Battery Type: 7.4V 4500mAh built-in battery, can work stably with 1.5-3 hours after full charging in 3 hours*Dimension: 170×100×50 mm not include antenna (with antenna height in 255mm)*Weight: 800g*Working Temperature: -40 to +55℃*Relative humility: ≤90%(RH)*Air pressure: 86~106kPa*Safety regulation: AC Adapter UL (E190582) / CSA (LR112971 Level 3)3. Features1, effective prevention by GPS satellite positioning tracking, to protect your whereabouts of privacy and confidential information2, while effectively shielding CDMA / GSM / DCS / PHS / 3G / 4G and other mobile phone signals3, can shield 2.4G WIFI / 5.8G WIFI and wireless video transmission transmission signal4, small size, light weight, large coverage, easy to carry4. Maintenance1. The jammer needs no special maintenance.2. Do not use chemical solvents or prevent water from entering into the device when cleaning its surface.3. When not use, the device must be placed in dry and ventilated places, to avoid its contact with salty mist and noxious gases.4. The warranty period is one year. It is repaired free of charge for three years and maintained for life, only need buyer bear the shipping cost it has.5. Application Place1.Bank, Conference room, auditoriums, law court, library, exam room, school, cinema, theater, and hospital etc.2. At places where using mobile phones is prohibited such as government, military, finance, security, police and command center etc.6. Warranty: one year from delivery date7. Packing Details:NOContentQuantity1Multifunction portable jammer12Omni-directional Antenna103AC Power Supply14Car Charger Cable15User Manual1

how to strengthen cell phone signal

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