Guys I bought Panasonic T44 on 3 april 2016 through home shop18 I looked for normal sim phone one microsim phones as now normal sim smartphones are not available .i researched and found that videocon also had same but os is older lolipop but pAnasonic t44 was the best as it had marshmallow as the os so went for it no complaints even now It had no blacklisting in the os but can use you cannot blacklist a person T44 is great phone no issues with the phone