The M3k is a new player from FiiO that is powered by the Ingenic X1000E processor that provides the M3K with high performance and low power consumption. This allows the player to last up to 24 hours on a single charge and up to 38 days of standby time. The audio is decoded by AKM AK4376A DAC that is capable of up to 384kHz/32-bit audio.
On the top right of the M3K body, a microphone is located to allow audio recording with the device. The M3K is also capable of decoding a wide variety of lossless audio formats and file types including PCM up to 384/32-bit audio, DSD, CUE files and LRC files for displaying lyrics. The M3K can also be used as a USB DAC on any computer or laptop that allows user to listen 192kHz/24-bit audio.