8W Cell Phone Signal Jammer | WIFI 4G Blocker for School & Office Features: Buit-in omni-directional antenna inside the cover,better to hidden in the room Blockfrequencies: 800/900/1800/1900/2100/2400MHz/2300MHz/2600MHz Built-in cooling fans for 24 hours working Output power is 8W Single antenna output power is 1WJamming range: 1-15m Effective frequencies: CDMA: 869-894MHz GSM: 925-960MHz DCS/PHS: 1805-1920MHz TD-SCDMA: 2005-2030MHz WCDMA/CDMA2000: 2110-2150MHz WIFI: 2400-2500 MHz UHF: 400-470MHz VHF: 135-175MHz LTE1(4G): 2300-2400MHz LTE2(4G): 2550-2660MHzPackage Contents: 1 x Jammer 1 x Power adapter 1 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.
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