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Product Comparison
Frequently Compared Portable High-res Music Players

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Sony NW-A45 Walkman®

In Stock

$219.99

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Sony NW-ZX300 Walkman®

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$699.99

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Astell&Kern A&norma SR15

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$699.99

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Condition New StockNew StockNew Stock
General Sony NW-A45 Walkman®Sony NW-ZX300 Walkman®Astell&Kern A&norma SR15
File Formats
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MP3
WMA
AAC
FLAC, WAV, Apple Lossless, DSD, MQA
MP3
WMA
AAC
FLAC, WAV, HE-AAC, AIFF, DSD, APE, MQA,
MP3
WMA
AAC
WAV/FLAC/OGG/APE/ALAC/AIFF/DFF/DSF/MQA
Voice Recording
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NoNoNo
Radio Tuner
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FMNoNo
Display Illumination
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YesYes---
Display Color
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Color touchscreenYFull color
Equalizer Presets
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8NoneNone
Maximum Battery Life
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48 hrs (MP3)30 hours (MP3)10 hours
Included Battery Type
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Built-inBuilt-inBuilt-in
Weight with Battery (ounces)
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3.55.55.6
Width (inches)
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2-1/42-5/162-5/16
Height (inches)
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3-7/84-3/43-15/16
Depth (inches)
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0-7/160-5/80-11/16
Parts Warranty
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1 Year1 Year1 Year
Labor Warranty
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1 Year1 Year1 Year
Media Types Sony NW-A45 Walkman®Sony NW-ZX300 Walkman®Astell&Kern A&norma SR15
Built-In Memory
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16 GB64 GB64 GB
Built-In Memory Type
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FlashFlashFlash
Removable Media
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SD Memory Card
microSD (SDHC/XC)
SD Memory Card
microSD
SD Memory Card
microSD
Inputs & Outputs Sony NW-A45 Walkman®Sony NW-ZX300 Walkman®Astell&Kern A&norma SR15
Headphone Output
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3.5mm3.5, 4.43.5mm
USB
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YesWM-PortMicro USB
Other PC Connections
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NoneNone---
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