M21

FiiO M21 (Android High‑Res Portable Digital Player)

Overview
The FiiO M21 sets a new benchmark in its class, combining flagship-level audio components, versatile playback modes, and sleek retro styling—all at an aggressive price point

Key Features

• Quad DAC Architecture
  Utilizes four Cirrus Logic CS43198 DAC chips in a matrix design for reduced crosstalk and ultra-clean, dynamic sound 

• Desktop Mode (First in Entry-Level Android DAP)
  Dual USB‑C ports allow battery bypass when externally powered, delivering up to 21 Vpp and 950 mW per channel into 32 Ω—desktop-class amplification in your pocket 

• Powerful Two‑Stage Amp
  Voltage-first, current-second amplification ensures clean, high-fidelity output suitable for both IEMs and demanding headphones 

• Hi‑Res Playback & Bluetooth Support
  Native support for PCM up to 768 kHz/32‑bit, DSD512, and MQA decoding. Bluetooth 5.0 supports LDAC, LHDC, aptX HD, AAC, and SBC 

• Android 13 Ecosystem
  Powered by a Snapdragon 680 SoC, 4 GB RAM, and 64 GB storage (≈52 GB usable), expandable via microSD up to 2 TB. Access streaming apps directly 

• HD Touchscreen & Retro Styling
  Features a 4.7″ IPS display (750×1334), glass back, and optional cassette-tape-style case for nostalgic charm 

• Robust Battery Performance
  4,000 mAh battery delivers ~15 hours via 3.5 mm SE and ~11.5 hours via 4.4 mm balanced. Supports 20 W PD fast charging