Can you jam cell phone signal - China factory 8W Cell Phone Signal Jammer WIFI 4G Blocker for School & Office

China factory 8W Cell Phone Signal Jammer WIFI 4G Blocker for School & Office

Product Description Buit-in omni-directional antenna inside the cover,better to hidden in the roomBlcok frequencies: 800/900/1800/1900/2100/2400MHz/2300MHz/2600MHzBuilt-in cooling fans for 24 hours workingOutput power is 8WSingle antenna output power is 1WJamming range: 1-15mEffective frequencies:CDMA: 869-894MHzGSM: 925-960MHzDCS/PHS: 1805-1920MHzTD-SCDMA: 2005-2030MHzWCDMA/CDMA2000: 2110-2150MHzWIFI: 2400-2500 MHzUHF: 400-470MHzVHF: 135-175MHzLTE1(4G): 2300-2400MHzLTE2(4G): 2550-2660MHzPackage Contents:1 x Jammer1 x Power adapter1 x User manualApplication:Conference room, auditoriums, law court, library, exam room, school, cinema, theater, museum, hospital,office etc.Places where using mobile phones is prohibited such as Service Station, Security Services, Military Units, Border Patrol and Drug Enforcement, Customs, etc.

can you jam cell phone signal

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