Scammer. The voice is a very robotic voice. Officer Ryan Smith from the IRS. "IRS will never call and demand immediate payment." (http://www.scam-detector.com/article/irs-tax-help-scam). DO NOT GIVE "OFFICER RYAN SMITH" ANY OF YOUR PERSONAL INFORMATION!!!!
IRS SCAMM!!! Just people from India or Asia trying to making some extra money by scamming Americans, IRS would never call you!!! Please don't not give away any personal information!