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| (for AVC, | Sampling frequency (*2): 24, 32, 44.1, 48 kHz | |
Audio Formats | Bit rate: Max. 288 kbps / channel | |||
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(Codec) | WMA | Bit rate: 32 to 192 kbps (Supports variable bit rate | ||
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| (for Windows Media | (VBR)) | |
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| Video 9) | Sampling frequency (*2): 44.1 kHz | |
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Photo (*8) |
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| Media File format: Compatible with DCF 2.0/Exif | |
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| 2.21 file format | |
Photo Format | JPEG | File extension: .jpg | ||
(Codec) | Profile: Baseline Profile | |||
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| Number of pixels: Max. 4,096 × 4,096 pixels | |
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| (16,000,000 pixels) | |
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Voice Recording |
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Audio Format | MP3 | Bit rate: 64, 128, 256 kbps | ||
(Codec) | Sampling Frequency: 44.1 kHz | |||
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(*1) | The maximum recordable number of podcasts is 20,000. | |||
(*2) | Sampling frequency may not correspond to all encoders. | |||
(*3) | Copyright protected WMA/WMV files cannot be played back. | |||
(*4) | Copyright protected | |||
(*5) | ||||
| frequency. |
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(*6) | These numbers indicate the maximum resolution of playable video, and do not indicate the display | |||
| resolution of your Walkman. The display resolution is 320 × 240. | |||
(*7) | Some WMV files can be played back only by transferring using Windows Media Player. | |||
(*8) | Some photo files cannot be played back, depending on their file formats. | |||
Maximum recordable number of songs and time (Approx.)
The approximate times are based on the case in which you transfer or record only 4 minute songs (not including videos and photos) in the MP3 format. Other playable audio file format song numbers and times may differ from MP3 format.
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Bit rate | Number | Time | Number | Time | Number | Time | |
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128 | 835 | 55 hr. 40 min. | 1,750 | 116 hr. 40 min. | 3,650 | 243 hr. 20 min. | |
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Maximum recordable time of videos (Approx.)
The approximate times are estimated in the case where only videos are transferred. The time may differ, depending on the conditions under which your Walkman is used.
| NWZ- | NWZ- | NWZ- | |
| E473/E473K/E573 | E474/E474K/E574 | E475/E575 | |
Bit rate | Time | Time | Time | |
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Video Format: 384 |
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kbps | 13 hr. 20 min. | 28 hr. 00 min. | 58 hr. 20 min. | |
Audio Format: 128 | ||||
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Output (headphones)
Frequency response
20 to 20,000 Hz (when playing data file, single signal measurement)
Noise Canceling function (NWZ-E573/E574/E575 only)
226
