Mobile phone signal jammers support shielded signal frequency bands

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2025-08-07 02:35:44 -

Currently, most mobile phone signal jammers on the market are full-band interference devices that can effectively shield mainstream communication and wireless network frequencies and adapt to various complex environmental requirements. Its main shielded frequency bands include: Mobile communication frequency band CDMA: 867–885 MHz (China Telecom 2G) GSM: 923–960 MHz (China...

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