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Desktop Signal  Isolator: ZDSI-109

2G/3G/4G/5G/WiFi Desktop Signal Jammer

MODELZDSI-109

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  • Jamming signal: 2G, 3G, 4G, 5G and WiFi

  • Effective: block signal in seconds

  • Plastic shell, sturdy and durable and dissipation chip

  • Each antenna with Independent switches for special needs

  • Shielding cover 200 square meter

  • Main for school examination, government, trial room, presion, and meeting room,etc.

2G/3G/4G/5G/WiFi Desktop Signal Shielding Isolator/Jammer/Blocker/scrambler:  ZDSI-109 is High-power desktop signal jammer with 9 antennas, this jammer can cover around 200 square meters, And the jamming distance(coverage) is depending on the surrounding signal strength, the jamming radius can reach up to 15 meters.


- Application: main for school examination, government, trial room, presion, meeting room,etc.



2G/3G/4G/5G/WiFi Desktop Signal Jammer(图1)


- Jamming signal: 2G/3G/4G/5G/WiFi

- High gain Antenna Integration with 9 Omnidirectional antennas

- Effective: block signal in seconds

- Concise shape with plastic alloy shell and dissipation chip

- Easy-control switches to select the single frequency to block

- Each antenna with Independent switches for special needs

- Shielding radius 200 square meter (depend on the surrounding signal strength)


Special notes: The jamming distances we mentioned on website are for customer's reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc.


  • Isolating signal banwidth: 

          2G: CDMA 869~984MHz, GSM925~960MHz, DCS1805~1880MHz, PCS1900~1990MHZ

          3G: TD-SCDMA 2010~22025MHZ, WCDMA: 2110~2170MHZ

          4G: TD-SCDMA 2300~239MHZ

          5G: 2600MHZ, 3400~3600MHZ, 4800~5000MHZ

          WiFi: 2.4G: 2400MHz, 5.8G: 5750~5850MHZ

    Optional frequncy:  GSP can be added according to customers's requirement.


  • Power Adapter: AC110~220V

  • Operating temp.:-10℃~+50℃

  • Ambient humidity: <80%RH

  • Dimension:  130*75*35mm(not including antenna);

  • Gross weight: 2kg/pc

Package Contents: 

  • Standard Exporting Packing Box