Kenwood R-K731 Instruction Manual page 23

Supported Audio Files
On this system, you can play the audio fi le types listed below (MP3, WMA, AAC and WAV).
MP3 fi les (CD/USB)
Extension: .mp3
Sampling frequency: 32/44.1/48 kHz
Bit rate: 32 k – 320 kbps
WMA fi les (CD/USB)
File format:
Windows Media™ Audio 9 compliant
Extension: .wma
Sampling frequency: 32/44.1/48 kHz
Bit rate: 32 k - 320 kbps
Files created using functions in Windows Media™ Player
9 or later cannot be played.
- WMA Professional
- WMA Lossless
- WMA Voice
AAC fi les (CD/USB)
File format:
MPEG-4 AAC (created in iTunes™ 4.1 to 10.4)
Extension: .m4a
Sampling frequency: 32/44.1/48 kHz
Bit rate: 32 k - 320 kbps
Files encoded using Apple's Lossless Encoder cannot be
played.
Important Information
WAV fi les (USB only)
Extension: .wav
Sampling frequency:
8/16/22.05/24/32/44.1/48 kHz
Quantization bit rate: 8/16-bit
CD fi le system
ISO 9660 Level 1, ISO 9660 Level 2, Joliet, Romeo
Number of fi le limits
Max. fi les/folders: 999 in total
Max. folders: 255
Maximum number of displayable characters
File names: 64 (including fi le extension)
Folder names: 64
Tag display:
ID3 TAG
Ver1.0, 1.1: 30
Ver2.2, 2.3, 2.4: 64
This system is capable of displaying alphanumeric char-
acters. Other character types are displayed as asterisks (*).
Tags for WAV fi les cannot be displayed on this system.
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