Introduction
Welcome to the Leaf Buds X121 True Wireless Earbuds. These earbuds are designed to provide a superior audio experience with advanced features such as the Leaf AI Sound App, Quad Mic with Environmental Noise Cancellation (ENC), 50ms low latency for gaming, and an extended 30-hour playtime. This manual will guide you through the setup, operation, and maintenance of your new earbuds.

Overview of Leaf Buds X121 features including Quad ENC Mic, AI Sound App, 30 hours playtime, Made in India, 10mm driver, IPX4 water resistance, and 50ms low latency.
Box Contents
Please check the package for the following items:
- Leaf Buds X121 Earbuds
- Charging Case
- Charging Cable
- User Manual (this document)
- Warranty Card
Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case. Connect the provided charging cable to the charging port on the case and a USB power source. The LED indicator on the case will show charging status. A full charge provides up to 30 hours of total playtime with the charging case. Fast charging allows for 200 minutes of playtime from just 10 minutes of charging.

The Leaf Buds X121 charging case and earbuds, highlighting the 30-hour total playtime capability.
2. Pairing with Your Device
- Ensure the earbuds are charged.
- Open the charging case. The earbuds will automatically enter pairing mode, indicated by a flashing LED on the earbuds.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for "Leaf Buds X121" in the list of available Bluetooth devices.
- Select "Leaf Buds X121" to connect. Once connected, the LED indicator on the earbuds will stop flashing.
- The earbuds will automatically reconnect to the last paired device when taken out of the case.
3. Leaf AI Sound App
Enhance your audio experience by downloading the Leaf AI Sound App. This application allows you to customize sound settings, perform hearing tests, and optimize the audio output to your preferences. The app is available for both Android and iOS devices.

The Leaf AI Sound App interface, demonstrating options to take a hearing test and enhance sound settings.
Operating Instructions
Touch Controls
The Leaf Buds X121 feature intuitive touch controls on each earbud. The specific functions may vary slightly based on your device and app settings.
| 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 |
| Long Press (Left/Right) | Reject Call |
| Long Press (Right) | Volume Up |
| Long Press (Left) | Volume Down |
| Quad Tap (Left/Right) | Toggle Gaming Mode (50ms Low Latency) |
Call Management with Quad Mic ENC
The Leaf Buds X121 are equipped with a Quad Mic system and Environmental Noise Cancellation (ENC) to ensure clear voice calls by reducing background noise.
- Answering/Ending Calls: Single tap either earbud.
- Rejecting Calls: Long press either earbud.

Detailed view of an earbud, illustrating the Quad Mic and ENC (Environmental Noise Cancellation) technology for enhanced call clarity.
Gaming Mode (50ms Low Latency)
Activate Gaming Mode for a synchronized audio-visual experience, reducing audio lag to 50ms. This is ideal for gaming and watching videos.
- Activate/Deactivate: Quad tap either earbud.

The Leaf Buds X121 in their charging case, set against a gaming-themed background, emphasizing the 50ms low latency feature for an optimized gaming experience.
Maintenance
Cleaning
- Regularly clean the earbuds, especially the ear tips and charging contacts, with a soft, dry, lint-free cloth.
- Do not use harsh chemicals, cleaning solvents, or strong detergents.
- Ensure the earbuds and charging case are dry before placing them back in the case or charging.
Storage
- Store the earbuds in their charging case when not in use to protect them and keep them charged.
- Avoid storing in extreme temperatures (hot or cold) or high humidity.
Troubleshooting
| Problem | Solution |
|---|---|
| Earbuds not pairing | Ensure earbuds are charged. Turn off and on Bluetooth on your device. Forget "Leaf Buds X121" from your device's Bluetooth list and re-pair. |
| No sound from one earbud | Place both earbuds back in the case, close the lid, wait a few seconds, then take them out again. Check device's audio balance settings. |
| Charging case not charging | Check the charging cable and power adapter. Ensure the charging port is clean and free of debris. |
| Low volume | Increase volume on both your device and using the earbud touch controls. Clean earbud mesh to remove any blockages. |
| Poor call quality | Ensure earbuds are properly seated. Move to an area with less background noise. Check for firmware updates via the Leaf AI Sound App. |
Specifications
- Model Name: Buds X121
- Bluetooth Version: v5.4
- Wireless Range: 10 meters
- Audio Driver Size: 10mm Dynamic Driver
- Impedance: 32 Ohms
- Audio Latency: 50ms (Gaming Mode)
- Microphone: Quad Mic with ENC
- Playtime: Up to 30 hours (with charging case)
- Fast Charging: 10 minutes charge = 200 minutes playtime
- Water Resistance: IPX4 (Splashproof)
- Control Type: Touch
- Material: Acrylonitrile Butadiene Styrene (ABS)
- Weight: 38 Grams (earbuds + case)

A detailed view of the Leaf Buds X121 earbud, highlighting the 10mm driver responsible for deep and immersive bass.
Warranty and Support
The Leaf Buds X121 True Wireless Earbuds come with a 1-Year Manufacturer Warranty from the date of purchase. This warranty covers manufacturing defects. Please retain your purchase receipt for warranty claims.
For technical support, warranty claims, or any other inquiries, please refer to the contact information provided on your warranty card or visit the official Leaf website.
Manufacturer Contact Information: Royalux Lighting Pvt Ltd, B-201A, Industrial Phase 2 Block B, Industrial Area Phase 2, Noida, Gautam Buddha Nagar, Uttar Pradesh, India - 201305
Importer Contact Information: Leaf Studios Pvt Ltd, G3, 2nd Floor, Sector 63, Noida, Gautam Buddha Nagar, Uttar Pradesh, India -201301