Collection: 4G/3G/2G+WiFi2.4G+GPSL1+Walkie-Talkie UHF/VHF+LOJACK/433MHz/315MHz Signal Blocker

4G/3G/2G+WiFi2.4G+GPSL1+Walkie-Talkie UHF/VHF+LOJACK/433MHz/315MHz full-featured cell phone jammer is our company's latest high-tech shielding product specially designed for the examination room, which can effectively shield (interference) All mobile phone signals (CDMA, GSM, DCS, PHS, 3G, 4G, 5G) and WIFI (WLAN), Bluetooth/2.4G communication, wireless network (QQ and Weibo, etc.), pinhole wireless camera signals in the examination room, thoroughly Eliminate the phenomenon of candidates using mobile phones and wireless networks to cheat, ensure the fairness of the exam, and create a level playing field for students.


1. Unique heat dissipation vents and dual fan design, plus overheating protection system to ensure safe, continuous and stable work for a long time.

2. Built-in switching power supply to ensure the stability and accuracy of the signal.

3. The external antenna is easy to operate, and it can run automatically when the power is turned on.

4. The slow start circuit design can effectively avoid sparking when starting up.

5. Imported high-performance integrated circuits and SMD components are selected, and the performance and quality are more stable.

  • Free Fast Delivery

    We process orders within 1-3 business days. Keep in mind that we’re closed on Sunday and national holidays.

    Once your order is processed, and is ready for shipping, you will get a tracking number and estimated delivery date.

    Once your order is shipped, it will be delivered to you within 10 days!

  • Safety Payment

    You can always pay securely with a credit card. If you received the wrong item or did not receive anything at all, you can request a full refund through the credit card channel. Our online store uses SSL encryption to protect your data and privacy.

  • Perfect Service

    If you have any questions about our products and services, you can contact us by email, or you can communicate with us through the chat software at the bottom right of our website, we will reply to your message within 24 hours , and take care of your questions!

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