FiiO M33 R2R, Portable Digital Audio Player: Fully Differential 24Bit R2R Resistor Array Snapdragon 680 Music Player DAP

FiiO M33 R2R


Key Features:

Flagship-Grade R2R DAC Architecture
- Fully Differential 24-Bit Resistor Array: Uses a self-developed, fully differential 24-bit R2R resistor ladder DAC for a natural, analogue-like sound presentation that prioritises musical accuracy and dynamic realism.
- M27-Derived DAPS Audio Purification System: Inherits flagship M27 technology for high-precision, low-jitter digital signal transmission to reduce noise.
- Independent XMOS XU316 Chip: A dedicated high-performance USB audio interface ensures stable, low-latency signal processing.

High-Performance Platform & Power
- Snapdragon 680 with 8GB RAM: Powered by a Qualcomm Snapdragon 680 processor with 8GB of RAM and 128GB of internal storage, running a full Android 13 system for smooth streaming and app use.
- High-Power Balanced Output: Features a multi-stage Texas Instruments audio amplifier that delivers up to 1100mW + 1100mW per channel (4.4mm balanced) and 470mW + 470mW per channel (3.5mm single-ended), capable of driving demanding full-size headphones.
- Dedicated Desktop Mode: Includes a separate power input that, when used, unlocks a "Desktop Mode" for higher sustained output when stationary.

Professional Tuning & User Experience
- 10-Band Parametric EQ with Auto EQ: Offers a comprehensive 10-band parametric equalizer with Auto EQ support for precise headphone frequency response correction.
- 5.5-inch HD Display & Portability: Features a large 5.5-inch HD display (18:9 ratio) for navigation while maintaining a portable weight of approximately 258g.
- Up to 14-Hour Battery Life: Provides substantial battery life for all-day listening.

Technical Specifications:
- CPU: Qualcomm Snapdragon 680
- OS: Android 13
- RAM / ROM: 8GB RAM / 128GB ROM (expandable via microSD)
- DAC: Self-developed 24-bit R2R Resistor Array
- Balanced Output Power: 1100mW + 1100mW @32Ω (4.4mm)
- Single-Ended Output Power: 470mW + 470mW @32Ω (3.5mm)
- Display: 5.5-inch HD Touchscreen
- Battery Life: Up to 14 hours
- Weight: ~258g

Package Includes:
- FiiO M33 R2R Digital Audio Player
- Casing
- USB Cable
- Quick Start Guide
- Warranty Card

Note on Accessory: The device is compatible with the optional FiiO Retro Box, a cassette-style Bluetooth speaker with LDAC support (sold separately), which can use the M33 R2R as a wired source.