20-30 meters Portable Cell phone Signal Jammer GPS WiFi Blocker

The effective interference distance of this product set is 20-30 meters, the product power and volume are moderate, and it is mainly portable and handheld. Mainly used in medium-sized meeting rooms and classrooms. It is the best choice for 20-30m interference distance requirements!

Our Advantages

  • Free Fast Delivery

    We process orders within 1-3 business days. Keep in mind that weโ€™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 topsignaljammer-service@outlook.com, 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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