MJ-200 GSM Signal Jammer / Blocker

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 ...

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