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Indoor Omni-directional Ellular Phone Signal Jammer 33dBm 4Band Blocker

Cell Phone Signal Jammer
November 20, 2025
Category Connection: Jammer สัญญาณโทรศัพท์มือถือ
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Tags:
#โทรศัพท์มือถือ wifi jammer #ตัวบล็อกโทรศัพท์มือถือ #jammer ความถี่โทรศัพท์มือถือ
Brief: In this video, we explore the Indoor Omni-directional Ellular Phone Signal Jammer 33dBm 4Band Blocker, showcasing its powerful signal blocking capabilities across multiple frequencies. Learn how this device operates within a 1-20m range, its specifications, and ideal applications in secure environments.
Related Product Features:
  • Blocks signals across CDMA, GSM, DCS/PHS, and 3G frequencies with 33dBm output power.
  • Effective range of 1-20 meters, suitable for various indoor settings.
  • Compact and lightweight design with dimensions of 185(L)×137(W)×60(H)mm and weight of 1.5kg.
  • Operates continuously for up to 12 hours with an AC adapter (AC110V-240V DC5V).
  • Ideal for use in conference rooms, libraries, exam halls, and other secure areas.
  • Features four antennas for omni-directional signal blocking.
  • Neutral packaging with optional logo printing based on customer requirements.
  • Low power consumption at just 4W, making it energy-efficient.
คำถามที่พบบ่อย:
  • What frequencies does the Indoor Omni-directional Ellular Phone Signal Jammer block?
    The jammer blocks CDMA (850-894MHz), GSM (930-960MHz), DCS/PHS (1805-1990MHz), and 3G (2100-2200MHz) frequencies.
  • What is the effective range of this signal jammer?
    The jammer has an effective range of 1-20 meters, making it suitable for various indoor environments.
  • Can the jammer operate continuously?
    Yes, the jammer can operate continuously for up to 12 hours with the provided AC adapter (AC110V-240V DC5V).
  • Where is this signal jammer commonly used?
    It is commonly used in conference rooms, libraries, exam halls, service stations, military units, and other areas where mobile phone use is prohibited.
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