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NET/USB—Continued
Supported Audio File Formats
For server playback, the AV controller supports the fol-
lowing music file formats: MP3, WMA, WAV, FLAC,
Ogg Vorbis, AAC and LPCM.
■ MP3
• MP3 files must be MPEG-1/MPEG-2 Audio Layer 3
format with a sampling rate of 8 kHz, 11.025 kHz,
12 kHz, 16 kHz, 22.05 kHz, 24 kHz, 32 kHz,
44.1 kHz, 48 kHz and a bit-rate of between 8 kbps and
320 kbps. Incompatible files cannot be played.
• Number of channels: 2
• Variable bit-rate (VBR) MP3 files are supported.
(Playing times may not display correctly.)
• MP3 files must have a “.mp3” or “.MP3” filename
extension.
■ WMA
WMA stands for Windows Media Audio and is an audio
compression technology developed by Microsoft Corpo-
ration. Audio can be encoded in WMA format by using
Windows Media
®
Player.
• WMA files must have the copyright option turned off.
• Sampling rates of 8 kHz, 11.025 kHz, 12 kHz,
16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz,
48 kHz and bitrates of between 5 kbps and 320 kbps,
and WMA DRM are supported. Incompatible files
cannot be played.
• Number of channels: 2
• Variable bit-rates (VBR) are supported. (Playing times
may display incorrectly with VBR.)
• WMA Pro/Voice formats are not supported.
• WMA files must have a “.wma” or “.WMA” filename
extension.
■ WMA Lossless
• Sampling rates of 44.1 kHz, 48 kHz, 88.2 kHz,
96 kHz and bitrates of between 5 kbps and 320 kbps
are supported. Incompatible files cannot be played.
• Quantization bit: 16 bit, 24 bit
• Number of channels: 2
• Variable bit-rates (VBR) are supported. (Playing
times may display incorrectly with VBR.)
• WMA files must have a “.wma” or “.WMA” filename
extension.
■ WAV
WAV files contain uncompressed PCM digital audio.
• Sampling rates of 8 kHz, 11.025 kHz, 12 kHz,
16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz,
48 kHz, 64 kHz, 88.2 kHz, and 96 kHz are supported.
Incompatible files cannot be played.
• Quantization bit: 8 bit, 16 bit, 24 bit
• Number of channels: 2
• WAV files must have a “.wav” or “.WAV” filename
extension.
■ AAC
AAC stands for MPEG-2/MPEG-4 Audio.
• Sampling rates of 8 kHz, 11.025 kHz, 12 kHz,
16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz,
48 kHz, 64 kHz, 88.2 kHz, 96 kHz and bitrates of
between 8 and 320 kbps, are supported. Incompatible
files cannot be played.
• Number of channels: 2
• Variable bit-rate (VBR) files are supported. (Playing
times may not display correctly.)
AAC files must have a “.aac”, “.m4a”, “.mp4”, “.3gp”,
“.3g2”, “.AAC”, “.M4A”, “.MP4”, “.3GP” or “.3G2”
filename extension.
■ FLAC
FLAC is a file format for lossless audio data compres-
sion.
• Sampling rates of 8 kHz, 11.025 kHz, 12 kHz,
16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz,
48 kHz, 64 kHz, 88.2 kHz, and 96 kHz are supported.
Incompatible files cannot be played.
• Quantization bit: 8 bit, 16 bit, 24 bit
• Number of channels: 2
• Variable bit-rates (VBR) are supported. (Playing
times may display incorrectly with VBR.)
• FLAC files must have a “.flac” or “.FLAC” filename
extension.
■ Ogg Vorbis
• Sampling rates of 8 kHz, 11.025 kHz, 12 kHz,
16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz,
48 kHz and bitrates of between 48 kbps and 500 kbps
are supported. Incompatible files cannot be played.
• Number of channels: 2
• Variable bit-rates (VBR) are supported. (Playing
times may display incorrectly with VBR.)
• Ogg Vorbis files must have a “.ogg” or “.OGG” file-
name extension.
■ LPCM (Linear PCM)
• Sampling rates of 8 kHz, 11.025 kHz, 12 kHz,
16 kHz, 22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz,
48 kHz, 64 kHz, 88.2 kHz, and 96 kHz are supported.
• Quantization bit: 8 bit, 16 bit, 24 bit
• Number of channels: 2