CyberLink PowerDVD
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as to enable 4-ch surround sound (left, right, center, surround)
for Dolby Surround. Otherwise, both are relatively similar in 2-
channel output.
• Dolby Headphone* is a post-processing effect designed to
create a virtual surround sound experience particularly for a
headphone environment, but is suitable also for both notebook
and desktop environments. For more information, see "Dolby
Headphone" on page 95.
• The TrueTheater Surround* (CyberLink Headphone) option
uses technology developed by CyberLink to improve the quality
of audio output from a notebook over headphones. The
Advanced options simulate the very different experiences of
listening to sound in a living room, a small theater or a large
stadium. For more information, see "TrueTheater Surround
(Headphone Mode) - Optional" on page 95.
• The Dolby Virtual Speaker* option allows you to experience
virtual surround sound through 2 speakers. For more
information, see "Dolby Virtual Speaker" on page 96.
• TrueTheater Surround* (CyberLink Virtual Speaker): is a
virtual surround technology developed by CyberLink. For more
information, see "TrueTheater Surround (Virtual Speaker Mode) -
Optional" on page 96.
• TrueTheater Surround* (CyberLink Multi-channel
Environment Impression technology 2): is an audio channel
expansion technology developed by CyberLink that converts a
stereo audio sound and outputs to multiple channels (converts a
2 channel source to 4, 6, 7, or 8 speakers or a 6 channel source to
7 or 8 speakers). For more information, see "TrueTheater
Surround" on page 97.
• Dolby Pro Logic IIx*: has three options. For more information,
see "Dolby Pro Logic IIx (Optional)" on page 98.
Note: * Optional features in CyberLink PowerDVD. Check the readme file for
detailed versioning information.