4G IMSI Phone Detector

X-Surveillance makes 4G IMSI Catchers + Phone Detectors more accessible and deployable.
Introducing the first portable native 4G LTE Phone Detector.

Questions about this technology? Give us a call.


Solving the problem

Existing IMSI Catchers are expensive.

The X-Surveillance 4G IMSI Catcher is a “native” 4G IMSI Catcher. It detects and verifies mobile devices without downgrading, the mobile device is detected in the 4G spectrum.

Within 5 seconds a mobile device is detected and verified (TMSI + IMSI).

Very Affordable & Portable / Order Now.

Extra Security Layer

Increasing the number of layers of security.

Highly accurate detection, from 1 meter up to 500 meters. Detecting the TMSI + IMSI.

With the use of an extended correlation technology. The system has the ability by processing large amounts of data to list visitors in trusted classifications automatically.

An extended layer of forensics.

Remote controllable

Real-time intel and evidence gathering.

Simply remotely operable by any operator, plug and play installation with an user-friendly intuitive dashboard.

In a (as small as a can of cola) very compact design, compatible with various SDR’s, amplifiers and antenna’s for any deployment.

Designed for both Commercial & Public Safety.

Rapidly & Easily Deployable 4G IMSI Catcher

4G IMSI Catcher Public Safety

The Native 4G IMSI Catcher scans automatically all set ranges in the 4G spectrum using frequency hopping. Once a mobile device is detected, it stores the 4G TMSI, IMSI, MCC and MNC. With an accuracy of just 3 meters up to 500 meters.

With the selected amplifier and antenna an accurate detection can be realized from large distances.

Thanks to its low price, the IMSI Catcher technology can be deployed more precisely and accurately. Lowering the number bystander and false detections.


Note: Do you require also the IMEI, phone mode, country of origin and name of network provider. We advise you to use the X-CATCHER 4G + 2G, whereby only targeted devices are downgraded to GSM mode for more intel.

Designed for Commercial Safety

Designed to detect and verify mobile devices to protect your research and innovations. As an additional layer of forensics, it gives operators a better situational awareness and an extra electronic fense. Increasing the layers of security. Protecting valuable belongings.


Deployments: Access Control | Personnel verification | Suspect detection | Threat notifications | Visitors correlation.

+ Track and trace the whereabouts of non authorized personnel to protect your perimeter, remotely.

+ Assuring no phone policy, detecting who and when was carring a phone for commercial and personnel safety.