Cell phone jammer for schools , phone jammer tutorial w3schools

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    Portable GPS Signal Blocker Jammer [J-260C] : Cell phone jammer for schools , phone jammer tutorial w3schools

    This J-260C 10m portable GPS Signal Blocker Jammer is an helpful protect against GPS satellite positioning tracking by effectively interfere the GPS satellite signal. This gps signal jammer also has a great performance on other locations where secret and quiet is requested absolutely. Best choice for you! Jamming Radius: block GPS L1 and GPS L2 Signals at the same time. Output port Frequency Radius Range GPS L1 1500-1600MHz Up to 10meters radius GPS L2 1200-1300MHz Specifications: Cellular phone jammer features top hidden It seems that it is not a jammer Built-in antennas, and insulate per antenna, which make sure that work more efficiently Replacing battery is very easy, as we take off the battery from the mobile phone Adopting super-high frequency and mini-power interference technology Cellular phone jammer can continue to work 365 days with charger Cellular phone jammer maintains the stable operation condition with high integration Protable signal blocker jammer has a good design for circuit Low power consumption, it can keep constant work for 2 hours, powered by battery Be able to be charged with Nokia charger High quality design, low heat Effectively making subsection, just interfering the downlink and no interception to the base station This 5~10m portable GPS signal blocker jammer protects your sensitive room conversations by generating a random masking sound which desensitizes any near-by microphone High efficiency Dimension: 97×48 ×18mm/3.82 x 1.89 x 0.71in (L x W x H) Output Power: 0.4W Power supply: (AC220V DC5V) Color: Light Brown Charger: Including Car charger and Charger Adapter Working Time of Input Battery: 150minuters Jamming Radius: Up to 2-10m(Signal ≤-75dBm) All the parts warranty: 15 months Supply Ability: 10,00pcs/month

    cell phone jammer for schools

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