First, we have used our Cellebrite cell phone extraction device in order to extract physical files of the XCell Stealth Phone. No results. Cellebrite UFED could not connect at all to the phone via USB, physical access to the phone being 100% disabled.
Conclusion: XCell Dynamic IMEI v2 phone is 100% secure when it comes to forensic investigations. No chance to extract any information of the phone.
So, earlier this year we have ordered other two XCell Dynamic IMEI v2 Stealth Phones, to continue our study. And now both phones has arrived to our laboratory: