1. Introduction
Thank you for choosing LUDOS Ultra USB-C Wired Earbuds. These earbuds are designed to provide an immersive audio experience with detailed sound quality and spatial/directional audio, suitable for music, movies, gaming, and calls. This manual will guide you through the setup, operation, and maintenance of your new earbuds.
2. What's in the Box
- LUDOS Ultra USB-C Earphones
- Protective Case
- Memory Foam Earbud Tips (various sizes)
- Silicone Earbud Tips (various sizes)

3. Product Overview
The LUDOS Ultra earbuds feature a robust design with a 4.2 ft (1.2m) tangle-free braided cable, ensuring durability and ease of use. They are equipped with premium speakers for crisp sound and pounding bass, and an HD microphone for clear communication.

Controls
The earbuds include an in-line remote with a single button for controlling playback and calls, and a slider for volume adjustment.
- Single Button Control: Press once to Play/Pause music or Answer/End calls.
- Volume Slider: Slide up or down to adjust the volume.

Comfort and Noise Isolation
Designed for hours of comfortable wear, the earbuds come with hypoallergenic silicone tips and memory foam ear tips to customize your fit and provide superior passive noise isolation. The magnetic design of the earbuds helps prevent tangling when not in use.


4. Setup
To set up your LUDOS Ultra USB-C Wired Earbuds, simply plug the USB-C connector into the compatible port on your device. No additional drivers or software are typically required. Ensure the ear tips are comfortably and securely fitted in your ears for optimal sound and noise isolation.
5. Operating Instructions
Once connected, your LUDOS Ultra earbuds are ready for use. Use the in-line remote to manage your audio and calls:
- Music Playback: Press the center button once to play or pause.
- Call Management: Press the center button once to answer an incoming call or end an ongoing call.
- Volume Control: Use the slider on the remote to increase or decrease the audio volume.

6. Compatibility
LUDOS Ultra USB-C Earbuds offer wide compatibility with various devices that feature a USB Type C port and lack a 3.5mm jack. This includes a broad range of smartphones, tablets, laptops, and gaming consoles.
Compatible Devices:
- Apple: iPhone 17 series, iPhone 16 series, iPhone 15 series, iPad Pro (2021/2020/2018), iPad Mini 6th Gen, 10.9" iPad 10th Gen, 11" iPad Pro 4th/3rd/2nd Gen, MacBook Pro 14"/16", MacBook Air (M1).
- Samsung: Galaxy S24/S23/S22/S21/S20 series, Galaxy Tab S8/S7/S6/S5e, A55/A54/A53/A35/A34/A33, Galaxy Z Flip/Fold series.
- Google: Pixel 10/Pro/XL/Fold, Pixel 9/Pro/XL, 8/Pro/8a, 7/6a/6 PRO/6/5/4/4a.
- Motorola: Edge 2021.
- Laptops: DELL XPS 13, MICROSOFT Surface Laptop 4.
- Gaming: Nintendo Switch, PS4, PS5, Xbox One.

7. Maintenance and Care
To ensure the longevity and optimal performance of your LUDOS Ultra earbuds, follow these care instructions:
- Storage: Always store your earbuds in the provided protective tin case or mesh pouch when not in use to prevent tangling and damage. The magnetic earbuds help keep them neatly together.
- Cleaning: Gently wipe the earbuds and cable with a soft, dry cloth. For ear tips, remove them and clean with mild soap and water, then ensure they are completely dry before reattaching.
- Avoid Moisture: These earbuds are not water-resistant. Avoid exposure to water, excessive humidity, or extreme temperatures.
- Handle with Care: Avoid pulling the cable forcefully or bending the connectors at sharp angles.
8. Troubleshooting
If you encounter any issues with your LUDOS Ultra earbuds, please refer to the following common solutions:
- No Sound: Ensure the USB-C connector is fully inserted into your device. Check your device's volume settings and ensure the earbuds are not muted. Test with another device if possible to rule out a device-specific issue.
- Poor Sound Quality: Ensure ear tips are clean and properly seated in your ears. Try different sized ear tips for a better seal. Check the cable for any visible damage.
- Microphone Not Working: Ensure the microphone is not obstructed. Check your device's audio input settings to confirm the earbuds' microphone is selected.
- Intermittent Connection: Ensure the USB-C port on your device is clean and free of debris. Try reconnecting the earbuds.
If the problem persists, please contact LUDOS customer support for further assistance.
9. Specifications
| Feature | Detail |
|---|---|
| Model Name | ULTRA |
| Connectivity Technology | Wired (USB Type C) |
| Headphones Jack | USB Type C |
| Noise Control | Sound Isolation |
| Cable Feature | Tangle Free |
| Item Weight | 40 Grams (1.41 ounces) |
| Material | Metal |
| Control Type | Call Control, Touch, Button |
| Ear Placement | In Ear |
| Impedance | 16 Ohms |
| Water Resistance Level | Not Water Resistant |
10. Warranty and Support
LUDOS offers a 5-year warranty for the Ultra USB-C Wired Earbuds. For any questions, doubts, or problems, our customer support team is available 24/7 to assist you.
Contact Support: Feel free to reach us at help@ludostechs.com