1. Overview
The Monster NTune On-Ear Headphones are designed to deliver a premium audio experience with convenient controls and a comfortable fit. This manual provides essential information for setting up, operating, and maintaining your headphones.

Figure 1: Monster NTune On-Ear Headphones (Candy Blue)
2. Product Features
- ControlTalk Universal: Integrated controls for managing phone calls and music playback.
- Noise Isolation: Technology designed to create an immersive listening environment by reducing external noise.
- Tangle-Free Cable: Flat cable design to minimize tangling and enhance durability.
- Low-Profile Right-Angle Connector: Designed for durability and convenient connection to devices.
- Lightweight Design: Engineered for comfort during extended wear.
- On-Ear Form Factor: Provides a secure and comfortable fit.
- Wired Connectivity: Utilizes a standard 3.5 mm jack for reliable audio connection.

Figure 2: Headphone cable with ControlTalk Universal and 3.5mm connector
Video 1: Official product overview of Monster NTune On-Ear Headphones, highlighting key features and design.
3. Setup
3.1 Connecting Your Headphones
- Locate the 3.5 mm audio jack on your audio device (e.g., smartphone, tablet, computer).
- Insert the low-profile right-angle connector of your Monster NTune headphones into the audio jack until it is fully seated.
- Ensure the connection is secure to prevent audio interruptions.
3.2 Adjusting for Comfort
- Gently extend or retract the headband slides to fit your head size.
- Position the earcups so they rest comfortably on your ears, ensuring a snug fit for optimal sound isolation.
4. Operating Instructions
4.1 Music Playback
- Use the ControlTalk Universal button on the cable to manage music:
- Press once to Play/Pause music.
- Press twice to skip to the next track.
- Press three times to go to the previous track.
4.2 Phone Calls
- When connected to a smartphone, the ControlTalk Universal button also manages calls:
- Press once to Answer/End a call.
- Press and hold to Decline an incoming call.
5. Maintenance
5.1 Cleaning
- Use a soft, dry cloth to clean the exterior surfaces of the headphones.
- For earcups, gently wipe with a slightly damp cloth and allow to air dry completely before use.
- Avoid using harsh chemicals, solvents, or abrasive cleaners.
5.2 Storage
- Store headphones in a cool, dry place away from extreme temperatures and direct sunlight.
- Avoid wrapping the cable too tightly to prevent damage. The tangle-free design allows for easy coiling.
6. Troubleshooting
- No Sound:
- Ensure the 3.5 mm audio connector is fully inserted into both the headphones and the audio device.
- Check the volume level on your audio device.
- Test with another audio device to rule out device-specific issues.
- Poor Sound Quality:
- Verify the audio source is of good quality.
- Ensure the connector is clean and free of debris.
- Adjust the headphones for a better fit on your ears to improve sound isolation.
- ControlTalk Universal Not Responding:
- Ensure your device is compatible with ControlTalk Universal functions.
- Disconnect and reconnect the headphones.
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | MH NTU ON C-BL WW |
| Connectivity Technology | Wired |
| Headphones Jack | 3.5 mm Jack |
| Noise Control | Sound Isolation |
| Control Type | Media Control |
| Cable Feature | Tangle Free |
| Earpiece Shape | On Ear |
| Material | Plastic Or Silicone |
| Product Dimensions | 3.75 x 7 x 10 inches |
| Item Weight | 1.4 Pounds |
| Color | Candy Blue |
8. Warranty and Support
For information regarding product warranty and support, please refer to the documentation included with your purchase or contact Monster customer service directly.
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