The Pro Tools|HDpack promotion includes a License card containing the authorizations for the iLok that came with your HD1, HD2, or HD3 system. All the HDpack plug-ins are available as downloads except Digidesign Reverb One and Bruno/Reso, which can be installed from the Pro Tools 5.3 CD-ROM. For further information on downloading and authorizing the appropriate plug-ins for your HDpack, go to digidesign.com Tools|HDpack Plug-In Installers.Plug-In authorizations included on License cards for HD iLok (PID 0-0996-600) :HD1 License card: d2, DPP-1, Bomb Factory Classic CompressorsHD2 License card: d2, DPP-1, Maxim, Bruno/Reso, D-Fi, Bomb Factory Classic CompressorsHD3 License card: d2, DPP-1, Maxim, Bruno/Reso, D-Fi, Bomb Factory Classic Compressors, Reverb One, Virus (by Access Music), PitchDoctor (by WaveMechanics)