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cell phone jammer SK-4

  • China China  
  • Last Updated:
    Posted on: 13 May 2021

  • Destination Port: Beijing

RFQ Details

SK-4 cell phone jammer is a kind of information security product used for blocking cell phone signal around users. It is more and more popular in the security products market currently. Cell phone jammer causes enough interference with the communication between cell phone and stations to render the phones unusable. SK-4 cell phone jammer can stop all bandwidth frequency from 800 MHz-2400 MHz within around 20 meters, such as GSM, CDMA, DCS, PHS, 3G, Interphone, Wireless camera, etc. The cell phone jammers are now a necessity for law enforcement and the military to interrupt communications by criminals and terrorists, and also for accomplishing a more cultured society.

Features of SK-4 Cell Phone Jammer


Prevent cheating by using cell phone in the examinations
Keeping you away from the noise or disturbance of unexpected cell phone calls or SMS in the class time or meeting time.
Mini-size medium power cell phone jammer
Low weight and Nice texture and color
To block wireless phone communication links within an effective area.
No transmissions or receptions of wireless phone call in coverage area.
All specified frequency bands will be blocked simultaneously.
For using at meeting rooms, conference rooms, museums, temples, mosques, galleries, theatres, concert halls, churches, restaurants, classrooms, training centers, factories, banks, trains, buses etc.