| 名称／型号 | M33 R2R |
| 硬件方案 | SoC: Qualcomm Snapdragon 680, DAC: FIIO proprietary R2R DAC, USB DAC: XU316;查看官网原文Hardware solution：SoC: Qualcomm Snapdragon 680, DAC: FIIO proprietary R2R DAC, USB DAC: XU316; |
| 工作模式 | Android/Pure Music/AirPlay/USB DAC/Bluetooth reception查看官网原文Working modes：Android/Pure Music/AirPlay/USB DAC/Bluetooth reception |
| 颜色 | Retro gold/dark blue/黑色查看官网原文Colors：Retro gold/dark blue/black |
| 重量 | 约 258g |
| 尺寸 | 约 138.2x71.5x17mm |
| 音量调节 | Button control查看官网原文Volume control：Button control |
| 显示屏 | 5.5-Inch (1080x2160) fully laminated screen查看官网原文Display：5.5-Inch (1080x2160) fully laminated screen |
| 存储空间／可用空间 | 128GB/约 112GB |
| 声道平衡 | L20~R20 (0.5dB per level)查看官网原文Channel balance：L20~R20 (0.5dB per level) |
| 增益选择 | Over-ear headphone mode (Connect a fast charger)/High/Medium/Low查看官网原文Gain selection：Over-ear headphone mode (Connect a fast charger)/High/Medium/Low |
| 按键 | Power button*1, Volume button*2, Multifunction button*1, Play/Pause button*1, Previous track*1, Next track*1查看官网原文Buttons：Power button*1, Volume button*2, Multifunction button*1, Play/Pause button*1, Previous track*1, Next track*1 |
| USB 接口 | Type-C USB3.0*1 (Charging/Data transfer)+Type-C POWER IN*1 (Charging/Independent power supply interface)查看官网原文USB：Type-C USB3.0*1 (Charging/Data transfer)+Type-C POWER IN*1 (Charging/Independent power supply interface) |
| 滑动开关 | D.MODE button*1查看官网原文Slide switch：D.MODE button*1 |
| 耳机输出 | Standard 3.5mm port查看官网原文Headphone output：Standard 3.5mm port |
| 线路输出 | Standard 3.5mm port (shared PO)查看官网原文Line output：Standard 3.5mm port (shared PO) |
| 同轴输出 | Standard 3.5mm port (shared PO)查看官网原文Coaxial output：Standard 3.5mm port (shared PO) |
| 平衡耳机输出 | Standard 4.4mm port查看官网原文Balanced headphone output：Standard 4.4mm port |
| 平衡线路输出 | Standard 4.4mm port (shared BAL)查看官网原文Balanced line output：Standard 4.4mm port (shared BAL) |
| Wi-Fi 无线网络 | 2.4GHz/5GHz, DLNA/AirPlay/WiFi music transfer查看官网原文WiFi：2.4GHz/5GHz, DLNA/AirPlay/WiFi music transfer |
| 蓝牙发射 (5.0) | SBC/aptX/aptX HD/LDAC/LHDC查看官网原文Bluetooth transmission (5.0)：SBC/aptX/aptX HD/LDAC/LHDC |
| 蓝牙接收 (5.0) | SBC/LDAC |
| 遥控 | Supports WiFi control查看官网原文Remote control：Supports WiFi control |
| MQA 支持 | Supports global decoding查看官网原文MQA：Supports global decoding |
| 全局转 DSD | 支持 |
| 参数均衡器 | Supports 10-band PEQ and AUTO EQ查看官网原文PEQ：Supports 10-band PEQ and AUTO EQ |
| 声音模式 | Natural sound/Warmer sound查看官网原文Sound profiles：Natural sound/Warmer sound |
| 固件更新 | Supports local storage upgrade+microSD card local upgrade+OTA push upgrade查看官网原文Firmware update：Supports local storage upgrade+microSD card local upgrade+OTA push upgrade |
| 供电方式 | PD2.0/PD3.0 PPS fast charging查看官网原文Power supply：PD2.0/PD3.0 PPS fast charging |
| 充电时间 | 约 1.5h (PD3.0 PPS fast charging)查看官网原文Charging time：About 1.5h (PD3.0 PPS fast charging) |
