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Audio-only profiles

Windows Media 8 Encoding Utility includes seven system profiles for encoding content that contains an audio track, but no video. The table below contains a brief description of each profile. See the related topics for links to profile details.

Profile name Bit rate (Kbps) Actual rate (Kbps) Description
a20_1 28 20 FM radio mono
a20_2 28 20 FM radio stereo
a32 56 32 Audio only, 56K modem
a48 48 48 Near CD quality
a64 64 64 CD quality
a96 96 96 CD audiophile quality
a128 128 128 CD audiophile quality

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