Getting Started
Specifications
Interface
USB:
Hi-Speed USB (USB 2.0 compliant)
Output (headphones)
Frequency response
20 to 20,000 Hz (when playing data file, single signal measurement)
Power source
Built-in rechargeable lithium-ion battery
USB power (from a computer via a USB Cradle of the player)
Charging Time
USB-based charging
Approx. 1.5 hours
Quick charge
Approx. 3 minutes charge enables up to approx. 60 minutes playback.
Operating temperature
5 °C to 35 °C (41F to 95F)
Mass
Approx. 29 g (1.1 oz)
Water resistance
IPX5/IPX8 (IEC60529) or equivalent
Capacity (User available capacity) (*1)
Actual available memory for other contents (*1)
4 GB (approx. 3.54 GB = 3803414528 bytes)
(*1) Available capacity may vary.
A portion of the memory is used for data management functions.
File Format
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Audio Formats (Codec)
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MP3
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Media File format: MP3 (MPEG-1 Layer3) file format
File extension: .mp3
Bit rate: 32 to 320 kbps (Supports variable bit rate (VBR))
Sampling frequency (*2): 32, 44.1, 48 kHz
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WMA (*1)
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Media File format: ASF file format
File extension: .wma
Bit rate: 32 to 192 kbps (Supports variable bit rate (VBR))
Sampling frequency (*2): 44.1 kHz
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Linear PCM
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Media File format: Wave-Riff file format
File extension: .wav
Bit rate: 1,411 kbps
Sampling frequency (*2): 44.1 kHz
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AAC (*3)
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Media File format: MP4 file format
File extension: .mp4, .m4a, .3gp
Bit rate: 16 to 320 kbps (Supports variable bit rate (VBR)) (*4)
Sampling frequency (*2): 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48 kHz
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(*1) Copyright protected WMA files cannot be played back.
(*2) Sampling frequency may not correspond to all encoders.
(*3) Copyright protected AAC-LC files cannot be played back.
(*4) Non-standard bit rates or non-guaranteed bit rates are included depending on the sampling frequency.
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 those of the MP3 format.
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NWZ-W273 (4 GB)
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Bit rate
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Number
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Time [H:M]
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128 kbps
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990
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66:00
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Battery Life (continuous playback)
The time below may differ depending on ambient temperature or the status of use.
MP3 128 kbps:
Approx. 8 hours
Linear PCM 1,411 kbps:
Approx. 7 hours
Note
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Even if the player is turned off for an extended period, a small amount of battery power is still consumed.
Design and specifications are subject to change without notice.
