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500m Waterproof Outdoor Prison Signal Blocker Customized 4G WiFi GPS 4G 5g Cell Phone Signal Jammer

Frequency Range:	PCS1900
Frequency:	1900~1990MHz
Jamming Range:	up to 200~500m
Type:	Prison Jammer
Application Area:	Prison, Military Units, Police, Bomb Disposal
Working Time:	24 Hours/365days Continuou

Samples:	US$ 1/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

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