Fiio M9-All in One Audio Player

Are you looking for a DAP that could transmit the HWA/aptX/aptX HD/LDAC lossless Bluetooth codecs, even when used as a USB DAC? 
What about something that also contained a highly optimized audio circuit for excellent sound quality? Did any players also give the user an experience worthy of a flagship, capable of many features including Wi-Fi music streaming all in a slick interface.
Fiio M9 will do all of these.
The M9 High Resolution Music Player from FiiO is mosting likely to interest the modern digital consumer who wants a high degree of audio quality, portability as well as a host of features that you will not find with less expensive players. The M9 is FiiO’s flagship DAP.

Fiio M9
Some of the functions that set it apart include its ability to link wirelessly or send out data wirelessly. So if you want to listen to music through a streaming service like Tidal or Spotify, you can do that. If you intend to move songs wirelessly from your computer to the M9, you can do that as well. You can also attach the M9 to you computer to work as a DAC.
There’s a lot the M9 can do, so in this review we’ll dive into the specifics about the different attributes and discuss just how well it does its jobs.

Main features of Fiio M9

  • Could transmit the HWA/aptX/aptX HD/LDAC lossless Bluetooth codecs, even when used as a USB DAC
  • Wi-Fi music streaming all in a slick interface
  • Bluetooth 4.2 and supports virtually all Bluetooth formats including the high-resolution ones for your ultimate listening pleasure, including: 24-bit aptX HD (also backwards compatible with aptX), LDAC, and HWA.  with aptX), LDAC, and HWA..
  • Dual AK4490EN DACs for superb decoding performance
  • Built-in dedicated FPGA with DSD128 hardware decoding
  • Eight-layer HDI PCB ensures excellent sound quality
  • Specially-designed audio circuit with balanced and single-ended outputs
  • LG IPS touchscreen with in-cell technology
  • USB Type-C connector
  • Max expand to 2TB Micro SD

Design& Build Quality

The M9 is solidly constructed fully-aluminum, unibody style. It feels durable in the hand and has an ergonomic style to it.
The screen is a LG IPS multi-touch one with 16 million shades and also 3.2 inches in size. The resolution is 800 × 480 with a pixel thickness of 292 PPI. What’s fantastic about this display is that you have zero watching angle issues or problems with color distortion. It works very well.
It considers 133g as well as the dimensions of the M9 is 60mm x 106mm x 13.3 mm which makes is sensibly portable. However, it is a little bit husky or thick compared to a lot of smartphones. Yet luckily, it is still simple adequate to carry about in a bag or pant pocket.


Fiio M9 Audio Player
On the left side of the player, there are numerous switches for: power/lockscreen, play/pause, and also picking the previous or next track. These buttons can all be turned on or shut down within the “key-lock” setup option.
Then near the top there is a volume wheel which is responsive as well as precise to use. Each rotation setting supplies 1 quantity action up or down for a total of 120 quantity steps. Ultimately near the bottom you have a Micro SD card slot. The M9 consists of 2GB of internal storage as well as using the Micro SD card slot the storage space can be expanded as much as 2TB.
On the bottom of the M9 you have two output. One is a 2.5 mm well balanced output (≥ 210mW @ 32Ω) as well as the various other is a 3.5 mm headphone/lineout/coaxial outcome (≥ 170mW @ 32Ω).
If making use of the coaxial output, you will certainly need to utilize the included coaxial adapter. Having a balanced output port is one of the elements of this player that truly establishes it in addition to various other portable player in this rate variety.
Finally, in the middle is a USB Type-C transfer/charging port that supports performance for USB DAC usage as well as USB audio capability.
Charging time takes around 2 hrs when requiring to totally charge from zero battery life.
There is RGB light indicator status to show what audio format you are listening to. So yo uwill know what audio format your M9 is playing as well as its overall status, with the indicator status showing red to remind you to charge the player.

Fiio M9 Connection

Fiio M9 has a great deal of attributes, a lot of which are geared in the direction of the contemporary music listener. For example the M9 consists of WIFI and DLNA support.
It has Bluetooth 4.2 audio with complete support for the complying with styles: LDAC, aptX, aptX HD, SBC and also HWA. This implies that you can listen to your music wirelessly without any concession in top music quality.
Utilizing the M9 in Bluetooth mode works truly well. I found it simple to link to a range of Bluetooth tools. It holds the link without drops and provides a nice, tidy signal that seems fantastic!
Fiio M9 lossless audio player


The M9 includes double AK4490EN DACs (one per network), which use a tasting price of as much as 32Bit/768kHz PCM and sustains approximately DSD256 (11.2 MHz). This is the same DAC used in FiiO’s flagship Q5 portable amp and also it’s what provides the M9 such excellent decoding performance.
And also because the M9 also operates as a DAC, you can now have a great listening experience using any type of data sstore on your computer.
Basically you will link the M9 to your computer system or laptop and also make use of the M9 to do the work of decoding your music as opposed to your computer/laptop.

Fiio M9 Audio Player


The M9 has a, Android based OS which makes it really intuitive to use. So you don’t need to worry how to use it at all. The learning curve would certainly have more to do with comprehending exactly how to make use of or gain from all the included features.
Responsiveness is great, and scrolling is liquid without any lags or hold-up. Although it’s not rather as stylish as newer smartphones, the response is working good.


It has a touch-sensitive display which gives the very same degree of functionality as the physical buttons found at the left side of the gadget.
There are a couple of touch display gestures also which enable you to head to the previous screen by swiping up from the bottom-left, or return to the house display by swiping up from the bottom-right.
There is a special RGB light indication on the bottom of the display which shows the sort of audio format or resolution being played. For instance, when playing MP3 files, the FiiO light sign transforms blue as well as when it’s playing a high res file, it turns a purple shade (as received the images listed below). This is the first time a function like this has actually been contributed to a FiiO DAP.

Fiio M9


The M9 makes use of a 2350mAh lithium-polymer rechargeable battery that gives you approximately 30 hours of continual playback (while in BT setting) or 45 days in deep sleep mode. When making use of the 3.5 mm jack for a wired connection you can anticipate at the very least 10 hours of songs listening.


A 10-band equalizer is included which covers a range from +6 dB to -6 dB. It has 9 difference presents which includes: Pop, Rock, Blues, Vocal, Dancing, Metal, Jazz, Classic and the capacity to customize your own EQ which you can by hand set.
Because the M9 makes use of Android it does permit you to set up third-party apps (that have actually been approved by FiiO). Some exsamples of accepted applications you can set up are: Deezer, Roon, Qobuz as well as Spotify.

The downside though is you’re not able to download these apps directly from the M9. You’ll require to download the app you intend to make use of to an microSD card, and then install that app utilizing the “Documents Administration” alternative on the M9.

Sound Quality 

The M9 puts out plenty of power, is absolutely peaceful as well as gives a remarkably clean audio. Overall the sound top quality of the M9 can be described as level as well as pure. It’s not sterilized as there’s simply a touch of warmth, but this player uses amazing accuracy that does not add or remove anything from the music.
It actually maintains the original audio of each recording. So there’s no coloration or boosting of any type of regularities. Nonetheless, if you choose to utilize the EQ you can adjust the listening experience to your preference.
As well as absolutely, whichever of the different inputs or outcome type modes you utilize, every little thing seems amazing. Dynamics, audio stage, openness, it’s all extremely well carried out.
FiiO recommends using headphones (or earphones) with an impedance between 16 as well as 300 ohms. Many earphones are within this range so the M9 can truly take care of almost any sort of headphone you would certainly intend to make use of with it.
Fiio M9
In case you may wondering the detail parameter, please check all of them as follows,

Special features LDAC,HWA,Gesture operation,WiFi Streaming,RGB indicator for different formats,Bi-directional Bluetooth,8-layer HDI PCB
Support formatsDSD 64, APE, AIFF, Flac, WAV, MP3, WMA, OGG, M4A, ALAC, ISO, DFF, DSF
Operating SystemCustomized
Chips usedSoC: Samsung Exynos 7270,FPGA:A3P030,LPF:OPA1612,BUF:OPA1622*2
Bluetooth chip:SAMSUNG S5N5C10B01-6330
CPU modelExynos 7270 14nm
CPU operating frequency1GHz
Analog Audio Output3.5 mm headphone jack+2.5mm balanced headphone jack
Lineout3.5 mm port(shared PO)
SPDIF output3.5mm port(shared PO)
USBTwo-way TYPE C USB2.0(Charging/Data transmisson/USB DAC/USB Audio)
Screen3.2 inch LG IPS 480*800
ButtonsPhysical button+Side volume scroll+Touch screen
BluetoothBluetooth 4.2
Bluetooth transmit LDAC/aptX/aptX HD/SBC(Available when playing on M9 or using M9 as USB DAC)
Bluetooth receiveSBC/LDAC to be supported
Wifi2.4G,WiFi transmission supported
HWA(LHDC)Available when playing on M9 or using M9 as USB DAC
Expand StorageTheoretically 2TB (only one micro SD card slot)
Built-in Memory2GB
Headphone out specifications≥125mW(16Ω / THD+N<1%)
≥170mW(32Ω /THD+N<1%)
Frequency response5Hz~80 kHz(-3dB)
SNR≥118dB (A-weighted)
Output impedance<2Ω
Noise floor<10uV
Peak output voltage7.07Vp-p
Charging time<2h(DC5V/2A)
Weightabout 133g
Battery Capacity2350mAh Li-polymer battery
Equalizer10-band EQ (±6dB), 9 presets+custom preset

Bottom Line

Yet or else, the M9 is absolutely a premium DAP that supplies an extremely accurate as well as pure noise together with an enormous quantity of features. As well as because of all the fantastic attributes, this makes for a fantastic player to grow into too.
As an example, you may start out utilizing this mainly for Mp3 files, fantastic audio top quality and all the attributes this features. Yet after that in time, you may start to create a bigger choice of better songs documents and higher quality earphones or earphones.
But what’s nice is that you won’t need to upgrade your player since it will prepare to take care of whatever. So even if you’re not totally making the most of all the features day 1, it’s still a fantastic player. But more than most likely as you go along, you’ll start making use of and also gaining from the added attributes and also be actually grateful they’re currently included in this player!
So eventually, the M9 integrates audiophile level functions and also audio quality with attributes that will appeal to contemporary customers. Being completely wifi and bluetooth compatible makes this a tool you can easily use whenever and also anywhere.
And it’s capacity to function not just as a mobile device yet as a solid DAC for your computer system or laptop computer offers you even more reasons to enjoy and also love this gadget.