FiiO M21 Portable High-Res Lossless Music Player

Specification

Details

Brand

FiiO

Model

M21

DAC

Quad CS43198

SoC

Octa-core 6nm Snapdragon 680

OS

Android 13

Dimensions

About 68mm*121mm*17mm

Display

4.7-Inch (750*1334) fully laminated screen

RAM

4GB

Internal Storage/ Available Capacity

64GB/ about 52 GB

Storage expansion

MicroSD card, supports 2TB

Bluetooth 

Version: 5.0

Transmitter: AAC/SBC/aptX HD/LDAC/LHDC

Reception: SBC/AAC/LDAC

Headphone outputs

Single-ended 3.5mm PO/LO/SPDIF + Balanced 4.4mm PO/LO

USB interfaces

Type-C USB 3.0*1(charging/data transmission) +

Type-C POWER IN*1(charging/independent power supply)

Output Power 1

L + R≥ 950mW +950mW(32Ω/THD + N<1%/balanced/Super high gain mode)

Output Power 2

L + R≥ 185mW +185mW(300 Ω/THD + N<1%/balanced/Super high gain mode)

Output Power 3

L + R≥ 405mW +405mW(32Ω/THD + N<1%/single-ended/Super high gain mode)

Output Power 4

L + R≥ 45mW +45mW(300 Ω/THD + N<1%/single-ended/Super high gain mode)

Output Power 5

L + R≥ 720mW +720mW(32Ω/THD + N<1%/balanced/High gain)

Output Power 6

L + R≥ 290mW +290mW(32Ω/THD + N<1%/single-ended/High gain)

SNR

≥ 126dB (A-weighted)

Bottom noise

<1.6uV(A weight)

Output Impedance

<1Ω

THD + N

<0.0003%(1kHz/-4dB@32Ω)

Charging

• 1.5h Charging time

• 20W PD fast charging

• Supports PD2.0 PD3.0 PPS fast charging

Battery

4000mAh ; 15h single-ended; 12.5h balanced