1. Introduction
Thank you for choosing LUDOS Zenith Wired Earbuds. These in-ear headphones are designed to provide a clear audio experience with a built-in microphone for communication. This manual will guide you through the setup, operation, and maintenance of your new earbuds to ensure optimal performance and longevity.
2. Product Overview
2.1 What's in the Box
- LUDOS Zenith Earphones
- Integrated Cable with 3.5mm Jack
2.2 Key Features
- Premium Sound Quality: Designed for detailed audio and spatial sound.
- Integrated HD Microphone: For clear calls and voice commands.
- Single Button Control: Manage calls and music playback with ease.
- Wide Compatibility: Connects to devices with a standard 3.5mm audio jack, including iPhones (with adapter, not included), iPads, Samsung phones, computers, laptops, and gaming consoles.
- Durable Design: Features an extra-resistant, tangle-free cable made from Thermoplastic Elastomer (TPE).
- Comfortable Fit: In-ear design for extended wear.


3. Setup
Setting up your LUDOS Zenith Earbuds is straightforward. They are designed for plug-and-play functionality with any device featuring a standard 3.5mm audio jack.
3.1 Connecting to Your Device
- Locate the 3.5mm audio jack on your smartphone, tablet, computer, or other compatible device.
- Insert the 3.5mm plug of your LUDOS Zenith Earbuds firmly into the device's audio jack.
- Ensure the connection is secure to prevent audio interruptions.
Note: For newer iPhone models or other devices without a 3.5mm jack, a separate lightning or USB-C to 3.5mm adapter (not included) may be required. Please check your device's specifications.

4. Operating Instructions
Your LUDOS Zenith Earbuds feature a convenient in-line control button for managing audio and calls.
4.1 Music Playback
- Play/Pause: Press the control button once to play or pause your music.
4.2 Call Management
- Answer Call: Press the control button once when an incoming call rings.
- End Call: Press the control button once during an active call to hang up.
- Reject Call: Press and hold the control button for approximately 2 seconds to reject an incoming call.
4.3 Using the Microphone
The integrated HD microphone allows for clear communication during calls or when using voice assistants. Ensure the microphone is positioned appropriately for optimal voice capture.


5. Maintenance
Proper care will extend the life and maintain the performance of your LUDOS Zenith Earbuds.
- Cleaning: Gently wipe the earbuds and cable with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Storage: When not in use, store your earbuds in a clean, dry place. Avoid wrapping the cable too tightly to prevent damage. The tangle-free design helps in easy storage.
- Avoid Moisture: Do not expose the earbuds to excessive moisture or liquids.
- Handle with Care: Avoid pulling the cable forcefully or bending the 3.5mm jack at extreme angles.

6. Troubleshooting
If you encounter any issues with your LUDOS Zenith Earbuds, please refer to the following common solutions:
- No Sound:
- Ensure the 3.5mm jack is fully inserted into your device.
- Check your device's volume settings.
- Test the earbuds with another device to rule out a device-specific issue.
- Inspect the cable for any visible damage or kinks.
- Microphone Not Working:
- Ensure the 3.5mm jack is fully inserted, as a partial connection can sometimes disable the microphone.
- Check your device's audio input settings to ensure the external microphone is selected.
- Test the microphone with another application or device.
- Poor Sound Quality:
- Ensure the earbuds are clean and free from debris that might obstruct the sound output.
- Verify the audio source quality.
- Earbuds Don't Fit Comfortably:
- The LUDOS Zenith earbuds feature a universal in-ear design. While designed for comfort, individual ear shapes vary. Adjust the earbuds slightly to find the most comfortable and secure fit.
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | ZENITH |
| Connectivity Technology | Wired |
| Headphones Jack | 3.5 mm Jack |
| Cable Length | 4.2 ft / 1.3 m |
| Material | Thermoplastic Elastomer (TPE) |
| Item Weight | 0.634 ounces (0.02 Kilograms) |
| Impedance | 32 Ohms |
| Control Type | Call Control (Single Button) |
| Audio Driver Type | Dynamic Driver |
| Ear Placement | In Ear |
8. Warranty and Support
8.1 Product Warranty
LUDOS Zenith Wired Earbuds come with a 2-year warranty from the date of purchase. This warranty covers manufacturing defects and ensures the quality and reliability of your product. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
For any questions, technical assistance, or warranty claims, please contact LUDOS customer support. Our team is available 24/7 to provide assistance.
Contact Information: Please refer to the contact details provided on the LUDOS official website or your product packaging.