In order to meet the needs of the technical investigation work of the public security departments and security departments, it is necessary to obtain accurate location information of mobile phone users in the designated area. Backpack IMSI Catcher is a 2G/3G/4G mobile phone positioning product, which combines advanced technologies in the field of wireless communication, is a set of police equipment tailored to locate criminal suspects for the investigators from security departments.

The Backpack IMSI Catcher mainly uses wireless communication means to accurately locate the target mobile phone without affecting the user's normal communication, especially in densely populated cities and high-rise buildings, the role of this product is particularly prominent, and it is easy to carry and easy to operate. It combines with the related 2G/3G/4G wireless communication protocol, after obtaining the approximate location area of the target mobile phone, turns on the device to scan the nearby public network base stations to obtain system parameters, and then configures its working environment according to the system parameters, and then enters the IMSI of the target phone into the target list through the APP.

It will actively send out signals, and lures nearby mobile phones to update the location to the IMSI Catcher. After searching for the IMSI of a single or multiple target mobile phones, the IMSI Catcher checks the user's signal strength by monitoring the uplink and downlink signals. Measures the strength of the wireless signal emitted by the target mobile phone, approaches the target phone according to the signal strength, and uses safe signaling to make the target mobile phone imperceptibly lure the target mobile phone to the IMSI Catcher.

• Support 2G&3G&4G cellular network

• Maximum power output 2W, 0-2w adjustment

• Built-in high gain antenna

• Support up to six channels work at the same time. Supports cross-system, cross-band, cross-carrier multi-frequency polling, which takes milliseconds 

• Supports the MAC address collection and the preset MAC address blacklist alarm 

• Support intelligent self-configuration by scanning the network 

• Red tag is shown on the mobile APP when target IMSI number is detected, and precise positioning can be carried out 

• Mobile APP management, simple operation 

• Compact size, light weight and convenient for operators to carry