B-Stock product, (read below) in excellent condition with original packaging, 2 year warranty.
FiiO JM21 Portable High Resolution Music Player
FiiO JM21 Portable High Resolution Music Player
- Dual CS43198 DAC Chipset.
- Fully Balanced Audio Architecture.
- Dual-OPAMP Design.
- New Octa-Core Snapdragon 680 SoC.
- Customized Dual-Femtosecond Audio Crystal Oscillator.
- 700mW Per Channel Output.
- Three Gain Levels.
- 13mm Ultra-Thin Design.
- 4.7” HD Screen.
- Two-Way Hi-Definition Bluetooth Connectivity.
- 12.5 Hour Long Battery Life.
- Open Android 13 OS.
- Proprietary DAPS No SRC Design.
- 4.4mm+3.5mm Dual Headphone Outputs.
- SPDIF, USB, LO Outputs Supported.
- Segmented Power Supply With Shielded Partitions.
FiiO welcomes the all-new JM21 portable Hi-Res Digital Audio Player. With an ultra-thin frame, the JM21 is among the thinnest Hi-Res audio players in the market today. It comes equipped with Dual CS43198 high-performance 32-bit DAC architecture. FiiO has featured the latest octal-core snapdragon 680 SoC chipset, promising smooth UI and multi-tasking support. With its fully-balanced architecture featuring dual OPAMPs, the FiiO JM21 has a strong output thrust of up to 700mW per channel. This sleek audio player packs a powerful sound in a compact and handy form factor. FiiO JM21 offers full-day music playback with a long-lasting battery life of up to 12.5 hours. Upgrade your portable audio experience with the all-new FiiO JM21!!
What makes the latest FiiO JM21 really special is its ultra-thin chassis and frame. It has a Sky-Blue contrast color theme which add spectacular looks to its design. It is just 13mm thick and weighs only 156 grams. With such clean aesthetics, the FiiO JM21 is the perfect companion for everyday carry.
FiiO JM21 brings the goodness of a premium dual-DAC setup housing two CS43198 high-performance 32-Bit DAC chips. Paired with two independent SGM8262 OPAMPs, the dual DAC setup creates a fully balanced audio processing circuitry on the JM21.
FiiO JM21 packs powerful sound in an ultra-thin design. The player has a rated output of up to 700mW per channel through the balanced output port. With such powerful output, it pairs well with IEM, Headphones, and Earbuds. For better pairing with different IEMs and Headphones, the FiiO Jm21 features three gain levels which users can adjust easily.
In order to ensure high-quality audio signal processing, the Digital and Analog sections on the JM21 have independent power supplies with separately shielded protection. The analog and digital circuits are isolated from each other resulting in pure sound reproduction.
FiiO JM21 adopts the advanced eight-core Snapdragon 680 SoC chipset that offers silky smooth UI with no noticeable lag for the users. Combined with the goodness of an open Android 13 OS, the player supports different streaming and media applications.
FiiO JM21 features the brand’s self-developed DAPS(Digital Audio Purification System) design. This bypasses the Android SRC degration for the audio signal, so whether you use FiiO Music application or Apple Music or any other lossless media application, you will get full benefit of the premium audio circuitry of JM21 and experience top-quality audio performance. It consists of 5th generation FPGA architecture with dual independent crystal oscillators for pure signal processing across different applications.
Leave the battery anxiety at home whenever you bring the FiiO JM21 along. The portable and handy music player promises an amazing battery life of up to 12.5 hours with a full charge. Enjoy full day of music with the FiiO JM21 by your side.
General Specifications |
|||
Name/Model |
JM21 |
Hardware solution |
Main controller: Qualcomm Snapdragon 680; DAC: CS43198*2; Amp: SGM8262*2 |
Working mode |
Android mode/Pure music mode/USB DAC mode/Bluetooth receiving mode |
||
Color |
Sky blue |
Weight |
About 156g |
Dimensions |
About 120.7x68x13mm |
Volume control |
Physical button |
Display |
4.7-inch (750x1334) bezel-less display |
ROM/Usable storage |
32G ROM/22G ROM usable |
RAM |
3GB |
Adaptive impedance |
PO: 8~150Ω |
microSD card |
Single microSD card expansion, theoretically supports up to 2TB |
BAL: 8~350Ω |
|
Channel balance |
L20~R20 (0.5dB per level) |
|
|
Buttons and Ports |
|||
Buttons |
Power on/off*1; Volume button*2; Play/Pause*1; Previous track*1; Next track*1 |
USB |
Type-C USB2.0*1 (Charging/Data transfer) |
Headphone output |
Standard 3.5mm port |
Balanced headphone output |
Standard 4.4mm port |
Coaxial output |
Standard 3.5mm port (shared PO) |
Line output |
Shared 3.5mm+4.4mm ports |
Special functions |
|||
WiFi |
2.4GHz/5GHz, Supports DLNA, AirPlay, WiFi song transfer, etc. |
Bluetooth transmission (5.0) |
AAC/SBC/aptX/aptX HD/LDAC/LHDC |
Bluetooth reception (5.0) |
SBC/AAC/LDAC |
FIIO Link |
Android supports WiFi and Bluetooth control, iOS supports Bluetooth control |
Firmware upgrade |
Supports upgrading through local storage+microSD card+OTA |
Operation method |
Supports gesture, two-button and three-button operations |
Max. supported sampling rate |
USB DAC: Up to 384kHz/32bit; DSD256 (Native) |
Poweroff timer |
Supports idle/sleep poweroff |
Local decoding: Up to 384kHz/32bit; DSD256 (Native) |
|
|
|
USB Audio: 768kHz/32bit; DSD512 (DoP/D2P/Native supported) |
|
|
|
Coaxial output: Up to 384kHz/24bit; DSD128 (D2P/DOP) |
|
|
|
Power Supply Parameters |
|||
Power supply |
Supports 5V/≥2A |
Charging time |
About 2h (5V2A charger) |
Battery life and test conditions: |
|||
3.5mm headphone output: 12.5h |
|||
Volume |
49 |
Gain |
High gain |
Display status |
OFF |
Playing track and format |
MP3 44kHz/16bit |
EQ |
OFF |
Load |
32Ω |
4.4mm balanced headphone output: 9.5h |
|||
Volume |
38 |
Gain |
High gain |
Display status |
OFF |
Playing track and format |
MP3 44kHz/16bit |
EQ |
OFF |
Load |
32Ω |
Audio Parameters |
|||
Performance and parameters of headphone output (3.5mm out, USB DAC, High gain) |
|||
Output power |
L+R≥360mW+360mW (16Ω, THD+N<1%) |
Output impedance |
<1Ω |
L+R≥245mW+245mW (32Ω, THD+N<1%) |
Crosstalk |
≥70dB |
|
L+R≥30mW+30mW (300Ω, THD+N<1%) |
Peak output voltage |
7.9Vp-p |
|
SNR |
≥124dB (A-weighted) |
THD+N |
<0.0012% (1kHz/-4dB@32Ω) |
Frequency response |
20Hz~80kHz: attenuation<0.7dB |
Noise floor |
<1.6uV (A-weighted) |
20Hz~20KHz: attenuation<0.02dB |
|
|
|
Performance and parameters of balanced headphone output (4.4mm out, USB DAC, High gain) |
|||
Output power |
L+R≥605mW+605mW (16Ω, THD+N<1%) |
Output impedance |
<1.5Ω |
L+R≥700mW+700mW (32Ω, THD+N<1%) |
Crosstalk |
≥110dB |
|
L+R≥80mW+80mW (300Ω, THD+N<1%) |
Peak output voltage |
13.2Vp-p |
|
SNR |
≥129dB (A-weighted) |
THD+N |
<0.0006% (1kHz/-4dB@32Ω) |
Frequency response |
20Hz~80kHz: attenuation<0.7dB |
Noise floor |
<1.7uV (A-weighted) |
20Hz~20KHz: attenuation<0.03dB |
|
|
Leave a review