M-Audio Oxygen 25 MK4


The M-Audio Oxygen 25 MK4 midi keyboard is the perfect choice for music producers looking for a versatile and intuitive instrument to take their creativity to the next level.



The M-Audio Oxygen 25 MK4 is a powerful and versatile MIDI device that is designed to help you create music effortlessly. This MIDI keyboard controller has been designed to offer cutting-edge features and unmatched portability, making it a perfect choice for musicians who are always on the go.

The device has a compact design, with only 25 full-sized keys, yet it packs a punch with advanced functionality that can be easily accessed through the device’s built-in LCD screen. The Oxygen 25 MK4 offers a range of controls that can be used to adjust parameters such as tempo, pitch, volume, and more.

One standout feature of the Oxygen 25 MK4 is the ability to assign controls to different software applications, making it easy to adapt to your specific workflow. The device is perfect for use with popular DAWs like Ableton Live, Logic Pro, and Pro Tools. Additionally, it is also compatible with iOS devices, making it an ideal choice for anyone who wants to create music on the go.

The Oxygen 25 MK4 also has a range of velocity-sensitive drum pads that can be used for finger drumming or triggering samples. This is particularly useful for producers who want to create beats on the fly. The device also has eight assignable knobs, which can be used to control a range of parameters in a DAW.

Despite its compact size, the Oxygen 25 MK4 is built to last and is designed to withstand the rigors of life on the road. It is also very easy to set up and use, meaning you can get started creating music right away.

Overall, the M-Audio Oxygen 25 MK4 is an excellent MIDI device that offers a range of advanced features and flexibility. Whether you are a producer, performer, or composer, this device will help you create music quickly and effortlessly.

M-Audio Oxygen 25 MK4 properties

Product name Oxygen 25 MK4
Brand M-Audio
Type Keyboard Instruments
Keyboard Instrument MIDI Keyboard
Drawbars/Sliders Yes
Pads Yes
Rotary Controls Yes
Colour Black

Additional information


Product type

Keyboard Instrument



Rotary Controls



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Frequently Asked Questions:

What are the steps to properly calibrate and initialize MIDI setup for M-Audio Oxygen 25 MK4 keyboard controller?

To properly calibrate and initialize MIDI setup for M-Audio Oxygen 25 MK4 keyboard controller, follow these steps:

1. Connect the keyboard controller to your computer using a USB cable. Launch your Digital Audio Workstation (DAW) software such as Ableton Live or Logic Pro. Go to Preferences or Settings in your DAW software. Navigate to the MIDI/Control Surface section and enable the M-Audio Oxygen 25 MK4 keyboard controller. Make sure that the controller is set as the default input and output device for MIDI. In your DAW software, open the MIDI Track or create a new one. Arm the track for recording by clicking on the Record button. Press any keys on the keyboard controller to make sure it's sending MIDI signals correctly. You should see the MIDI notes being recorded in your DAW software. If you are using external hardware such as a synthesizer, connect it to the Oxygen 25 MK4 using a MIDI cable or USB-MIDI interface. Go to your DAW software's MIDI/Control Surface settings and map the controls of the keyboard controller to the parameters of the external hardware. This process may vary depending on your DAW software and external hardware. Once everything is set up, you can start recording MIDI performances with the Oxygen 25 MK4 keyboard controller. Remember that each DAW software has its own way to configure and map MIDI controllers, so make sure to consult your specific software's documentation for detailed instructions.

How do I properly connect and configure the M-Audio Oxygen 25 MK4 MIDI keyboard to my computer running a DAW software for seamless music production?

First, make sure your computer is compatible with the Oxygen 25 MK4. The keyboard requires a USB connection and is compatible with Windows 7 or later, as well as Mac OS X 10. Connect one end of the included USB cable to the back of the Oxygen 25 MK4, and connect the other end to an available USB port on your computer. You should feel a slight vibration when the keyboard is connected properly. Power on the Oxygen 25 MK4 by pressing and holding the "MIDI" button located in the top right corner of the keyboard. Release the button once you see the LCD screen turn on. Open your DAW software (such as Ableton Live, FL Studio, or Logic Pro X) and go to the MIDI preferences menu (this may be under the "Options" or "Preferences" tab). Here, select the Oxygen 25 MK4 as your input/output device. Within your DAW software, create a new MIDI track and begin playing on the Oxygen 25 MK4 to ensure it's working properly. You should see notes being triggered in the DAW software in real-time. To adjust settings such as velocity sensitivity or MIDI mapping, go to the "MIDI Setup" menu within your DAW software. Here, you can customize how the keyboard functions within your specific DAW software. Finally, consider downloading and installing the Oxygen Control Center software (available for Windows and Mac) to further customize and optimize your setup. This software allows you to map MIDI parameters, adjust settings for each of the controller's knobs and sliders, and save your custom setups as presets.

How does the aftertouch sensitivity on the M-Audio Oxygen 25 MK4 compare to previous models?

I don't have the capability to perform tasks or compare products. However, according to m-audio's product description, the aftertouch sensitivity on the oxygen 25 mk4 is improved compared to its predecessor, the oxygen 25 mk3. The mk4 features aftertouch with a new seven-stage led indicator that provides visual feedback of the aftertouch level being applied. Additionally, the mk4 offers smoother and more responsive keybed action than the mk3.