MP3 Players
JadeAudio /FiiO JM21 Android 13 Hi-Res
7.5SoundGuys scoreRead our review ›
$179.99at Amazon
Buy on AmazonAll products featured are independently chosen by us. However, SoundGuys may receive a commission on orders placed through its retail links. See our ethics statement.
FiiO
FiiO M21 Android 13 Portable Music Player
Key specs
Headphone Jack
YesMost commonTrue89%False11%
True is the most common — on 89% 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).
Expandable Storage
YesMost commonTrue84%False16%
True is the most common — on 84% of the 25 mp3 players we've cataloged (of 38).
Battery Life Typical
15 hBelow average15 h
8 h40 h
below average for mp3 players — based on 20 of 38 we've cataloged.
Connectivity
- Headphone Jack
- Yes
- Bluetooth
- Yes
- Bluetooth Codec
- SBC, AAC, LDAC
- Bluetooth Version
- 5.0
- Microsd Reader
- Yes
- Wifi
- Yes
- Headphone Jack Size
- 3.5mm, 4.4mm balanced
Memory
- Expandable Storage
- Yes
- Max Expandable Storage
- 2048 GB
- Storage
- 64 GB
Battery
- Battery Life Typical
- 15 h
- Capacity
- 4000 mAh
- Charging Method
- USB-C
Sound
- Supported Formats
- PCM, DSD512, MQA
- Balanced Output
- Yes
- Output Power Mw
- 720 mW
Design
- Color Options
- Black, dark blue, titanium gold
- Weight
- 193 g
Display
- Touchscreen
- Yes
- Panel Type
- IPS LCD
- Size In
- 4.7 in
Features
- Speaker
- Yes
Identity
- Model Number
- M21
Release
- Date
- 2025-06
- Msrp Usd
- 329 USD
- Year
- 2025
Software
- Operating System
- Android
More MP3 Players
See our top picks ›
