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Product Description Specifications: Isolation Signal Frequency: _ GSM: 925_960MHz _ CDMA: 869_894MHz _ DCS: 1805_1880MHz _ PHS: 1900_1990MHz _ 3G:2110~2170MHz Power supply: AC110V_240V /DC 5V Effective Radius: 1_15 meters Total Power: 4watt Working temperature: _10 to –55C Relative Humidity: ≤90%(RH) Weight: 800g Dimension: 210 x 139 x 50 mm Accessories Power adaptor User manual Note: 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

Product Description Features Mobile phone signal jammer with complete spectrum interference and long jamming range of up to 8 meters. If you are sick of all those phones going off, then this is the anti_spy gadget you have been looking for. This jammer system comes with a built in rechargeable Li_ion battery for hours of signal jamming, and with the included car power adapter, recharge and use this in your car as well as the office. Incredibly easy to operate, just switch it on and it will immediately start blocking CDMA, GSM, DCS and 3G to keep your immediate surrounds annoyance free. A revolutionary device available directs to you from alljammer at excellent wholesale prices. Order yours today! Note: Mobile phone signal jammers may not be permissible to import into certain countries due to licensing of broadcast signals or other restrictions. Please check your country's telecommunications regulations before placing your order. Technical Specifications Main function: Shielding...

Product Description Show the working power on the shell with green lights Mini size medium power cellphone jammer Low weight and nice texture and color To block wireless phone communication links within an effective area No transmission or reception of cellphone call in coverage area All specified frequency bands will be blocked simultaneously Coverage Area: 3_10 meters No harm to human body Total Power:3W Product parameters CDMA: 850_894MHz  DCS: 1805_1990MHz  3G2 (CDMA2000/WCDM):2100_2170MHz   Antenna: 3 Omnidirectional antennas   Accessories: Mobile phone signal jammer User manual AC power charger Car power charger Note: 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.

Product Description Features This portable cell phone jammer can keep you from being tracked by cell phone signal tracking systems. It is also good for schools, churches, conference rooms, hospitals and any other place that cell phones may be cause a distraction or interference. It comes with a built_in rechargeable Li_battery for 2_3 hours of signal jamming. This jammer is designed to block all GSM, CDMA system signals and come handily disguised as a cigarette packet to go undetected by others. Notices With built_in antenna and insulation of per Antenna, you can turn on at any time; the Insulation of per antenna can make it work more efficiently When you put the device into your cigarette box, you have to take off the aluminum foil inside your cigarette box. Otherwise the jammer cannot work normally You can choose the cigarette holder by your actual request.(The charge will be a little added if you need the cigarette holder) Don't put the jammer into the water and fire to avoid...

Product Description Cell Phone jammer Bag is a nifty and simple gadget for blocking your cell phone from receiving mobile calls. When using this bag, your number appears as Unavailable or Network Busy for the person calling you. Make it easier for you to stay out of touch when you need some quiet time. The bag also includes an extra pocket for money or your favorite phone accessory. The cell Phone jammer Bag works with all networks and is extremely easy to use. Simply place your phone into the bag and all calls to you will not get through. It is great for meetings, hospitals, and those people wanting to protect their privacy. At a Glance… Block all cell Phone Signals and all frequencies World Wide. Work as soon as the phone is in the bag, stop blocking the signal once you remove the phone. Can also be used on the iPhone and HTC Desire   Specifications Blocks all cell phone signals and all frequencies World Wide Caller Will See Phone as Unavailable or Network Busy Dimension:...

Product Description Features Portable GPS + Mobile Phone Jammer _ 10 Meter Range. Mobile GPS and cell phone jammer with an extremely long jamming range of up to 10 meters. If you are sick of all those phones going off, or being tracked everywhere with GPS, this is the anti_spy gadget you have been looking for. This jammer system comes with a built in rechargeable Li_ion battery for hours of signal jamming, and with the included car power adapter, recharge and use this in your car as well as the office. Incredible easy to operate, just switch it on and it will immediately start blocking any GPS tracking device signals will keep noise and other disturbances away. Portable mobile shielding cell phone signals within a security radius. No setup necessary; turn on and it immediately begins to jam localized signals. A great anti spy and communication device, brought direct to you from alljammer at an excellent factory direct wholesale price. Available for single piece or bulk orders _ get...

GPS stands for Global Positioning System. It is used by individuals, commercial entities and the military for navigational purposes. GPS uses 24 satellites that orbit the earth and send radio signals. The GPS satellites work with a GPS receiver which today can be found in individual handheld units, car navigational systems, boat navigational systems, highly precise commercial products and a wide range of military equipment. Operation of GPS GPS operates using triangulation. Triangulation is a method in which three separate points are measured to calculate location. For instance, in a car’s navigation system, the car’s location is measured by three specific satellites orbiting the earth. Using triangulation, GPS can deliver the location to the receiver within centimeters of its exact spot. It is important to note that GPS radio signals use a specific frequency. There are actually two major frequencies that GPS work on: one is for public, non_military use (1575.42 MHz) and one...

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