M3 Specifications

• Dimension: 113mm×53mm×14.5mm

• Net weight: about 135g

• Screen: 3 inches Retina screen

• DSD playback:DSD256DAC: supported up to 384kHz--32bit

• Bluetooth: 4.1 with APT-X

• D/A converter: AK4490×2

• Amplifier: AD8397×2

• Gain: high gain/low gain

• Supporting format: MP3、WAV、WMA、FLAC、AAC、ALAC、APE、IOS、DSF、DFF、cue、m3u、m3u

• Sampling rate: 44.1kHz--384kHz

• Output: Single ended output (3.5 mm)  balanced output (2.5 mm)

• Output power: 130mW@32ohm(3.5 mm) 230mW@32ohm(2.5 mm)

• Frequency response: 20Hz--20kHz（-0.15dB）

• THD+N: 0.0015%（A-weighting，outputing 500mV）

• SNR: ＞115dB（A-weighting ）

• Output impedance: <=0.3Ω

• Channel separation: ＞102dB

• External memory: supported up to 256G TF card

• Capacity: 2600mAH lithium battery

• USB interface :Type-C（USB2.0）

• Playing hours: about 13 hours(3.5 mm) 8 hours(2.5 mm)