If you are offered a lower price, then you are dealing with fraudulent websites. You will receive no money back no goods
We also recommend to pay attention to modern universal multi-band SDR IMSI catchers:
Purpose: IMSI/IMEI extraction and tracking of targets
Portable IMSI Catcher mini introduces a new age for tactical systems in the services of Law Enforcement and Intelligence agencies. This highly compact unit which fits neatly into a jacket pocket provides all the benefits of the Intercept line of tactical systems and at the same time allows conducting close-up operations covertly while being located in the immediate vicinity of targets. Portable IMSI Catcher mini supports a multitude of applications such as Portable Cellular Locator for tactical location tracking and Portable IMSI Catcher for tactical identity extraction. Portable IMSI Catcher supports all RAT - GSM, 3G & 4G and all bands and runs on battery that lasts for hours.
IMSI, IMEI Extraction for 2G , 3G & 4G targets
Location Tracking for 2G and 3G
Ring - Call to Target
An Essential Tool for Support of Covert Operational Needs
Touch Screen Interface
Compact and Lightweight Fitting
IMSI, IMEI Extraction
Portable IMSI Catcher mini allows its user to extract the IMSI and IMEI of MS operating in its coverage area (as well as some additional data). This enables users that are equipped with a database of IMSI's and IMEI's to identify the potential targets active in the area.
Support of Operational Needs
Extracting the IMSI and IMEI of MS in the area supports various operational needs. Comparing these identities to a known database helps to identify targets and can be used, by adding other optional abilities of Portable Intercept, to monitor and intercept target traffic, perform location tracking and active positioning, etc. Portable IMSI Catcher mini is a valuable tool in different scenarios, such as border control and surveillance operations. Is also serves as an essential means of gathering metadata and acquiring new targets in certain location.
The IMSI catcher operate only with IMSI, IMEI and TMSI