Model No: M3K

DAC: 1 x AK4376A 32-Bit

External DAC Functionality: Yes, DSD up to 192 kHz / 24-Bit

Audio Resolution PCM: 384 kHz / 32-Bit

Frequency Response: 5 Hz to 90 kHz -3 dB (Unbalanced Headphone Out)

Impedance: 16 to 100 Ohms (Unbalanced Headphone Out)

Volume Control: Digital (60 Steps)

THD: + N 0.004% at 1 kHz

Audio Power Output: 42 mW at 16 Ohms (Headphone Out), 25 mW at 32 Ohms (Headphone Out)

Maximum Output Voltage: 2.46 Vp-p

Signal to Noise Ratio: >117 dB (Unbalanced Headphone Out)

Balance Control: Yes

Custom Equalizer: Yes

CPU: 1 GHz Ingenic X1000/E Single-Core

RAM: 64 MB

Operating System: Proprietary

Internal Storage Capacity: None

Flash Media Slot: 1 x microSDXC

Maximum Storage: Capacity 2 TB

Display: 2" LCD (240 x 320 Resolution)

Operation Method: Capacitive Buttons, Physical Buttons, Touchpad

Video Recording: No

Video Playback: No

Formats Supported Audio: DSD, APE, FLAC, WAV, AIFF, WMA Lossless, Apple Lossless, MP3, AAC, OGG, and WMA

Wireless: None

Connections: 1 x 1/8" / 3.5 mm Headphone Output, 1 x USB Type-C USB 3.0 Input

Built-In Mic: Yes

Battery: 1 x Built-In Rechargeable Lithium-Polymer Battery 1100 mAh , Providing up to 24 Hours per Charge for Audio Playback

Charging Time Full Charge: 2.5 Hours

Water Resistance: None

Dimensions (W x H x D): 1.7 x 3.6 x 0.5" / 44.2 x 90.8 x 12.0 mm

Weight: 2.73 oz / 77.5 g

Warranty Period: 1 Year

In The Box

1U FiiO M3K Portable High-Resolution Lossless Audio Player 

1U USB Cable

1U Silicone Case