C-Media Xear 3D Sound Solution For USB Multi-Channel User Manual Rev. 1.0
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2. This format is a new standard and not very much content has supported it.
The 7.1CH content was naming Dolby Digital EX by Dolby Lab. and DTS was
naming DTS-ES (Extended Surround).
3. The difference of 5.1CH and 7.1CH is additional 2CH. This 2 speaker was
placed on rear area and to enrich backward sound effects.
Q6
：
When can I use 7.1CH function and have any application note or limitation on
it?
1. If you using Microsoft default USB audio driver to process this device, the
7.1CH mode only can work on Windows XP operation system. Moreover, you
have to buy a 7.1CH DVD content with Dolby Digital EX or DTS-ES format
and use DVD software player to decoding this format.
2. If you using Xear 3D sound technology driver to process this device, no matter
any sound source you playback this driver can convert it to 7.1CH. This
function was virtual multi-channel effects and you can feel 7.1CH sound
effect on any devices, like earphone, 2CH speakers, 4Ch speakers, 5.1CH
speakers or 7.1CH speakers. But, if your want to listening real 7.1CH sound
effect that has to work on 7.1 audio device products and connected real 8
speakers.
5.1CH Environment
7.1CH Environment
