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the jammer This fixed-mounted phone jammer accurately locks CDMA, PCS, 3G and GPS L1 four-channel signals, and with the convenient remote control and error-proof antenna (eliminating no-load misoperation), it can easily achieve signal control. It comes with a metal mounting bracket and supports multiple installation methods such as wall and ceiling. https://www.thejammerblocker.com/t-960f-wall-mounted-4-channels-gps-l1-and-phone-jammer-10w/
