MP3 Players
JadeAudio /FiiO JM21 Android 13 Hi-Res
7.5SoundGuys scoreRead our review ›
$179.99at Amazon
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Sony
Sony Walkman NW-WS623
Key specs
Headphone Jack
NoTrue89%False11%
False appears on 11% of the 35 mp3 players we've cataloged (of 38).
Bluetooth
YesMost commonTrue89%False11%
True is the most common — on 89% of the 28 mp3 players we've cataloged (of 38).
Battery Life Typical
12 hBelow average12 h
8 h40 h
below average for mp3 players — based on 20 of 38 we've cataloged.
Supported Formats
Most commonMP313%Flac11%Wav11%Ape9%
Flac is the most common — on 11% of the 170 mp3 players we've cataloged (of 38).
Connectivity
- Headphone Jack
- No
- Bluetooth
- Yes
- Microsd Reader
- No
Battery
- Battery Life Typical
- 12 h
- Charging Method
- Micro USB
Sound
- Supported Formats
- AAC, FLAC, LINEAR PCM, MP3, WMA
- Frequency Response
- 20-20000 Hz
- Frequency Response High Hz
- 20000 Hz
- Frequency Response Low Hz
- 20 Hz
Design
- Color Options
- Black, blue, grayish white, lime green
- Weight
- 32 g
Features
- Fm Radio
- No
- Speaker
- Yes
Memory
- Storage
- 4 GB
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