30W Output Power 12 Channels Wireless Signal Jammer with Car Adaptor Design for Prison Cell Phone Blocking Video from China

Prison Cell Phone Jammers

Aug 31, 2026

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Product Description: 30W Powerful Wireless Prison Cell Phone Jammer with 12 Antennas Advanced signal blocking device designed for 315MHz and 433MHz frequency ranges with comprehensive cellular network coverage. Key ...learn more

30W Output Power 12 Channels Wireless Signal Jammer with Car Adaptor Design for Prison Cell Phone Blocking

30W Output Power 12 Channels Wireless Signal Jammer with Car Adaptor Design for Prison Cell Phone Blocking

5000pcs/month

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Shenzhen Sacon Telecom Co., Ltd

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9 Years

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