1. Introduction
The M-Audio Forty Sixty is a 6.5-inch, 100W bi-amplified studio monitor designed for accurate audio reproduction in production and mixing environments. It features a precision DSP crossover, EQ capabilities, a dedicated control app, and Bluetooth 5.3 connectivity for versatile use.
This manual provides essential information for setting up, operating, and maintaining your M-Audio Forty Sixty studio monitor. Please read it thoroughly to ensure proper use and to maximize the performance of your device.
2. Package Contents
Verify that all items listed below are included in your package:
- Forty Sixty Studio Monitor Speaker
- Isolation Pad
- Power Cable
- Quick Start Guide (this document)
- Warranty Card
3. Physical Overview

A detailed front view of the M-Audio Forty Sixty studio monitor, showcasing its 6.5-inch Kevlar woofer and 1-inch tweeter.

A comprehensive view of the rear panel, detailing the TRS and XLR inputs, volume knob, power switch, and fuse compartment.

This image provides a clear view of the professional input options and the volume adjustment knob on the monitor's rear.
4. Setup
4.1 Placement
For optimal acoustic performance, place the monitors on a stable surface at ear level, forming an equilateral triangle with your listening position. Ensure there is adequate space behind the monitors for the rear port to function effectively. The included isolation pads can help reduce unwanted vibrations.
4.2 Connections
- Power Connection: Connect the included power cable to the AC input on the rear panel of the monitor and then to a grounded power outlet. Ensure the power switch is in the OFF position before connecting.
- Audio Input: The Forty Sixty monitor supports both balanced XLR and 1/4-inch TRS inputs. Connect your audio source (e.g., audio interface, mixer) to the appropriate input on the rear panel. For best results and to minimize noise, use balanced cables.
4.3 Powering On
After all connections are made, switch the power button on the rear panel to the ON position. The power indicator on the front of the monitor will illuminate.
5. Operating Instructions
5.1 Volume Control
Adjust the volume using the knob on the rear panel. Start with the volume set to minimum and gradually increase it to a comfortable listening level.
5.2 Bluetooth Pairing
The Forty Sixty supports Bluetooth 5.3 for wireless audio streaming and True Wireless Stereo (TWS) linking.
- Pairing Mode: Press and hold the Bluetooth button on the front panel until the Bluetooth indicator flashes.
- Device Connection: On your audio device (smartphone, tablet, etc.), search for "M-Audio Forty Sixty" in the Bluetooth settings and select it to pair.
- TWS Linking (for stereo pair): If you have two Forty Sixty monitors, pair one to your device. Then, on both monitors, press the Bluetooth button briefly to initiate TWS linking. The monitors will automatically connect to each other for stereo playback.

This image illustrates the core features of the Forty Sixty monitor, including its bi-amplified design, Kevlar woofer for bass response, and Bluetooth TWS capability for wireless stereo pairing.
5.3 M-Audio Studio Control App
The M-Audio Studio Control App allows for advanced customization of your monitor's sound profile.
- Download: Download the M-Audio Studio Control App from your device's app store.
- Connect: Ensure your monitor is powered on and connected via Bluetooth to your device. Open the app, and it should detect your Forty Sixty monitor.
- EQ Adjustment: Use the app to access the 5-band EQ and fine-tune the frequency response to match your room acoustics or personal preference.
- Sound Profiles: The app provides various sound profiles and customizable presets.

The control app interface is shown, detailing the 5-band EQ for sound customization and confirming the monitor's True Wireless Stereo capabilities.
5.4 Instant Listening Modes
The front panel of the Forty Sixty monitor features buttons for instant access to different listening modes:
- Flat Mode: Provides a neutral, uncolored frequency response, ideal for critical mixing and transparent audio monitoring.
- Hype Mode: Offers an enhanced sound profile, suitable for general listening or checking how your mix translates with a more pronounced bass and treble.
- Custom Mode: Activates a user-defined EQ setting configured via the M-Audio Studio Control App.

This image demonstrates the monitor's versatile listening modes, accessible via the control app, allowing users to switch between flat response for mixing and 'Hype' mode for enhanced sound.
6. Maintenance
To ensure the longevity and optimal performance of your M-Audio Forty Sixty studio monitor, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the exterior of the monitor. Avoid using abrasive cleaners, solvents, or waxes, as these can damage the finish.
- Dust Protection: Keep the monitor free from dust. Consider using a dust cover when not in use for extended periods.
- Environment: Operate the monitor in a dry environment, away from direct sunlight, heat sources, and excessive moisture.
- Ventilation: Ensure proper ventilation around the monitor to prevent overheating. Do not block the rear port or any ventilation openings.
7. Troubleshooting
If you encounter issues with your M-Audio Forty Sixty monitor, refer to the following common problems and solutions:
| Problem | Possible Solution |
|---|---|
| No sound |
|
| Distorted sound |
|
| Bluetooth connection issues |
|
| Uneven stereo image (with two monitors) |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | Forty Sixty |
| Speaker Type | Monitor |
| Speaker Size | 6.5 Inches (Woofer) |
| Tweeter Diameter | 1 Inch |
| Speaker Maximum Output Power | 100 Watts (Bi-amplified) |
| Frequency Response | 22 KHz (Upper limit) |
| Connectivity Technology | Bluetooth |
| Wireless Communication Technology | Bluetooth 5.3 |
| Bluetooth Range | 30.5 Meters |
| Control Method | Touch (Front Panel), App Control |
| Material | Kevlar (woofer), Wood (case) |
| Product Dimensions | 8.6"D x 8.5"W x 13.2"H |
| Item Weight | 15.8 Pounds |
| Power Source | Corded Electric |
| Audio Output Mode | Stereo |
| UPC | 694318026526 |

This image provides the physical measurements and weight of the Forty Sixty monitor, useful for placement and setup considerations.
9. Warranty and Support
The M-Audio Forty Sixty studio monitor comes with a limited warranty. Please refer to the included Warranty Card for detailed terms and conditions, including coverage period and claim procedures.
For technical support, product registration, or additional information, please visit the official M-Audio website or contact their customer service department. Keep your purchase receipt as proof of purchase for warranty claims.





