HI-FI: Winamp, iTunes HI-FI: Windows Media HI-FI: Quicktime HI-FI: Real Audio Player, Real 1 HI-FI Pop-Up Flash Player LO-FI: Winamp, iTunes LO-FI: Windows Media LO-FI: Quicktime LO-FI: Real Player, Real 1 LO-FI Pop-Up Flash Player