1. Introduction
Thank you for choosing the Monster XKT26 Bluetooth Earphones. These True Wireless Stereo (TWS) earbuds are designed to provide a high-fidelity audio experience with advanced features such as Bluetooth 5.4 connectivity, active noise cancellation (ANC), and a low-latency gaming mode. This manual will guide you through the setup, operation, and maintenance of your new earphones.

Image: Monster XKT26 Earbuds and Charging Case, highlighting deep bass sound, dual mode, Bluetooth 5.4, and ANC noise reduction.
2. Package Contents
Please check the box for the following items:
- User Manual
- Charging case
- Charging Cable (Type-C)
- Monster XKT26 Earbuds (Left and Right)
3. Technical Specifications
| Feature | Specification |
|---|---|
| Brand Name | MONSTER |
| Model | XKT26 |
| Bluetooth Version | 5.4 |
| Wireless Type | Bluetooth |
| Communication | Wireless |
| Earphone Capacity | 40mAh |
| Charging Case Battery Capacity | 300mAh |
| Battery Life (up to) | 24 hours (with charging case) |
| Music Playing Time (single charge) | About 6 hours |
| Charging Time | About 2 hours |
| Charging Method | Charging case (Type-C) |
| Driver Diameter | 13mm |
| Frequency Response Range | 20 - 20000Hz |
| Impedance Range | up to 32 Ω |
| Max Output | 10mW |
| Vocalism Principle | Dynamic |
| Active Noise-Cancellation | Yes |
| With Microphone | Yes |
| Waterproof | Yes |
| Material | ABS, TPU |
| Certification | CE, RoHS |

Image: Detailed headphone parameters including product number, Bluetooth version, speaker unit, effective distance, charging port, sensitivity, frequency response, maximum power, music playing time, channel system, battery capacity, and charging time.
4. Initial Setup
4.1 Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case. Connect the provided Type-C charging cable to the charging port on the case and a power source. The charging case has a 300mAh battery, and each earbud has a 40mAh battery. A full charge takes approximately 2 hours.

Image: Highlighting 24-hour battery life with the charging compartment.
4.2 Bluetooth Pairing
- Ensure your device's Bluetooth is turned on.
- Open the charging case. The earbuds will automatically power on and enter pairing mode.
- On your device, search for "Monster XKT26" in the Bluetooth settings and select it to connect.
- Once connected, you will hear a confirmation sound, and the earbuds are ready for use.
The earbuds feature an upgraded Bluetooth 5.4 chip for stable and low-latency connections, compatible with Android, iOS, Windows, and HarmonyOS devices.

Image: Earbuds automatically connecting when the charging case is opened, and an illustration of the Bluetooth 5.4 chip.

Image: Demonstrating full Bluetooth compatibility with iOS, Android, WIN, and HarmonyOS systems.
5. Operating Instructions
5.1 Basic Controls
The Monster XKT26 earbuds feature touch controls for various functions:
- Play/Pause: Single tap on either earbud.
- Next Track: Double tap on the right earbud.
- Previous Track: Double tap on the left earbud.
- Answer/End Call: Single tap on either earbud.
- Reject Call: Press and hold either earbud for 2 seconds.
- Activate Voice Assistant (Siri/Google Assistant): Triple tap on either earbud.
- Volume Control: The product description mentions "Volume Control: Yes" but "Control Button: No". This implies volume control is likely via touch gestures or connected device. Please refer to the specific touch control diagram in your physical manual for precise gestures.
5.2 Dual Mode Switching (Game/Music)
The earbuds support dual modes for optimized audio experience:
- Switching Modes: Press and hold the right earphone for 2 seconds to switch freely between Game Mode (low latency) and Music Mode (HiFi stereo sound).

Image: Illustration of game mode (low latency) and music mode (HiFi stereo) and how to switch between them by pressing and holding the right earphone for 2 seconds.
5.3 Noise Reduction Modes (ANC/Transparency)
The XKT26 features dual-mode intelligent noise reduction:
- ANC Noise Reduction Mode: Blocks external noise, allowing you to focus on your audio.
- Transparency Mode: Allows ambient sounds to pass through, so you can hear your surroundings without removing the earbuds.
Switching between these modes is typically done via a touch gesture. Please refer to your physical user manual for the exact gesture.

Image: Diagrams illustrating ANC Noise Reduction Mode (blocking external noise) and Transparency Mode (allowing ambient sound).
5.4 Independent Earbud Use
Both earbuds can be used independently (single earbud mode) or together (dual host mode) for continuous connection and flexibility.

Image: Highlighting the independent use feature for single or dual earbuds with continuous connection.
5.5 Product Demonstration Video
Video: A short demonstration of unboxing, charging case operation, and music playback with the Monster XKT26 earbuds.
6. Care and Maintenance
- Keep the earbuds and charging case clean and dry.
- Avoid extreme temperatures and direct sunlight.
- Do not drop, hit, or apply excessive force to the device.
- Clean the charging contacts on the earbuds and case regularly with a dry, soft cloth to ensure proper charging.
- Store the earbuds in the charging case when not in use to protect them and conserve battery.
7. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Earbuds not pairing | Ensure earbuds are charged. Place them back in the case, close, then open again. Turn off and on Bluetooth on your device. Forget the device in Bluetooth settings and re-pair. |
| Only one earbud working | Ensure both earbuds are charged. Place both earbuds back in the charging case, close the lid, wait a few seconds, then open again. This often re-syncs them. |
| Poor sound quality | Check the audio source. Ensure earbuds are clean and free of debris. Try adjusting the volume on both the earbuds and your connected device. Move closer to your connected device to avoid interference. |
| Earbuds not charging | Ensure the charging cable is securely connected. Check if the charging case has power. Clean the charging contacts on both the earbuds and the case. |
| Touch controls unresponsive | Ensure your fingers are clean and dry. Try restarting the earbuds by placing them in the case and taking them out again. |
8. User Tips
- Microphone Performance: The XKT26 earbuds are equipped with a microphone suitable for phone calls and video calls, offering clear communication.
- Sound Quality: Enjoy deep bass and HiFi stereo sound for an immersive listening experience, whether for music or gaming.
- Active Noise Cancellation (ANC): Utilize the ANC feature to minimize background noise, especially useful in noisy environments for better focus.
- Ergonomic Fit: The ergonomic in-ear design ensures a comfortable and secure fit, making them ideal for extended wear during sports or daily activities.
9. Warranty and Support
Your Monster XKT26 Bluetooth Earphones come with a standard manufacturer's warranty. Please retain your proof of purchase for any warranty claims. For technical support, troubleshooting assistance beyond this manual, or warranty inquiries, please contact the retailer or manufacturer's customer service department.





