Introduction
Welcome to the Altec Lansing NanoBuds True Wireless Earbuds instruction manual. This guide provides essential information for setting up, operating, maintaining, and troubleshooting your new earbuds. Please read this manual thoroughly to ensure optimal performance and longevity of your device.

Image: The Altec Lansing NanoBuds True Wireless Earbuds shown with their charging case.
What's in the Box
Your Altec Lansing NanoBuds package includes the following items:
- Altec Lansing NanoBuds True Wireless Earbuds (Left and Right)
- Wireless Charging Case
- USB Charging Cable
- Multiple sizes of ear tips for a customized fit
- Quick Start Guide

Image: The NanoBuds earbuds displayed alongside their charging case.
Setup
1. Charging the Earbuds and Case
Before first use, fully charge your NanoBuds and their charging case. Place the earbuds into the charging case. Connect the USB charging cable to the charging port on the case and plug the other end into a USB power source. The indicator lights on the case will show the charging status.

Image: NanoBuds seated in the charging case, with blue indicator lights illuminated, signifying charging status.
2. Bluetooth Pairing
- Ensure the earbuds are charged.
- Open the charging case. The earbuds will automatically enter pairing mode, indicated by flashing lights.
- On your device (smartphone, tablet, etc.), go to Bluetooth settings and turn Bluetooth on.
- Select "Altec NanoBuds" from the list of available devices.
- Once connected, a voice prompt will confirm successful pairing.
3. Achieving a Secure Fit
For optimal sound quality and comfort, select the ear tips that best fit your ears. The NanoBuds feature Altec Lansing Helix wings for a secure fit, especially during active use. Gently insert each earbud into your ear canal and twist slightly to lock the Helix wing into place.

Image: Close-up view of the NanoBuds, highlighting the integrated Helix wings designed for a stable and secure fit in the ear.
Operating the Earbuds
Touch Controls
The NanoBuds feature intuitive touch controls on each earbud for managing audio playback and calls.
| Action | Function |
|---|---|
| Single Tap (Left/Right) | Play/Pause Music, Answer/End Call |
| Double Tap (Right) | Next Track |
| Double Tap (Left) | Previous Track |
| Triple Tap (Left/Right) | Activate Voice Assistant |
| Press and Hold (2 seconds) | Reject Call |

Image: Front view of the NanoBuds, indicating the touch-sensitive surface for controls.
Power On/Off
- Power On: The earbuds automatically power on when removed from the charging case.
- Power Off: Place the earbuds back into the charging case to automatically power them off and begin charging.
Making and Receiving Calls
The NanoBuds feature dual microphones for clear calling. Use the touch controls as described above to manage your calls.
Maintenance
Cleaning
Regularly clean your earbuds and charging case to maintain performance. Use a soft, dry, lint-free cloth. Do not use harsh chemicals or abrasive materials. Ensure charging contacts are free of debris.
Water Resistance (IPX4)
The NanoBuds are rated IPX4 water-resistant, meaning they are protected from splashing water from any direction. This makes them suitable for workouts and light rain. They are not designed for submersion in water.
Troubleshooting
If you encounter issues with your NanoBuds, try the following steps:
- No Power: Ensure the earbuds and charging case are fully charged.
- Pairing Issues: Make sure Bluetooth is enabled on your device and the earbuds are in pairing mode. Try forgetting the device in your phone's Bluetooth settings and re-pairing.
- One Earbud Not Working: Place both earbuds back into the charging case, close the lid, wait a few seconds, then open and try again. Ensure both earbuds are charged.
- Poor Sound Quality: Check the ear tip fit. Ensure there is no obstruction in the earbud's speaker mesh.
- No Audio During Calls: Confirm the NanoBuds are selected as the audio output device on your phone during a call.
- Reset: For persistent issues, consult the Altec Lansing support website for specific reset instructions for your model.
Specifications
| Feature | Specification |
|---|---|
| Model Name | NanoBuds Sport |
| Model Number | MZX5200 |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Bluetooth Range | Up to 15.24 meters (50 feet) |
| Water Resistance Level | IPX4 (Water Resistant) |
| Battery Life (Earbuds) | Up to 5 hours per charge |
| Total Playtime (with Case) | Up to 30 hours (4 additional charges from case) |
| Charging Time | Approximately 5 hours (for full system charge) |
| Noise Control | Passive Noise Cancellation |
| Control Method | Touch |
| Frequency Range | 20Hz - 20,000Hz |
| Weight | 5.3 ounces |
Warranty Information
Altec Lansing products are designed and manufactured to the highest quality standards. For detailed warranty information, including terms, conditions, and registration, please refer to the warranty card included with your product or visit the official Altec Lansing website. Keep your proof of purchase for warranty claims.
Customer Support
If you require further assistance or have questions not covered in this manual, please contact Altec Lansing customer support. You can find contact information, FAQs, and additional resources on the official Altec Lansing website: www.alteclansing.com.





