1. Introduction
Thank you for choosing the Monster Verse True Wireless Earbuds. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your new earbuds. Please read it thoroughly to ensure optimal performance and longevity of your device.
Key Features:
- TRUE WIRELESS BLUETOOTH 5.0: Ensures faster pairing and a stable, efficient wireless connection.
- LONG LASTING BATTERY: Up to 3 hours of music streaming on a single charge, extended to 30 hours with the pocket-sized charging case.
- BUILT-IN MICROPHONE: High-quality microphone for clear call clarity.
- MUSIC AND CALL CONTROL: Easy access to manage playback and calls with smart button sensors.
- RAPID CHARGE CASE: USB-C fast charging technology provides a full charge in just 40 minutes.
2. Package Contents
Please check the package for the following items:
- Monster Verse True Wireless Earbuds (Left and Right)
- Charging Case
- USB-C Charging Cable
- Multiple Sizes of Ear Tips (S, M, L)
- User Manual
3. Product Overview

Figure 3.1: Monster Verse True Wireless Earbuds and Charging Case
Components:
- Earbuds: Left and Right earbuds with integrated controls and microphones.
- Charging Case: Portable case for charging and storing earbuds, featuring a USB-C port and LED indicator.
- Ear Tips: Silicone tips in various sizes for a comfortable and secure fit, and optimal sound isolation.
4. Setup
4.1 Initial Charging
Before first use, fully charge both the earbuds and the charging case.
- Place the earbuds into the charging case. Ensure they are correctly seated; the earbuds will begin charging automatically.
- Connect the USB-C charging cable to the charging port on the case and the other end to a USB power source (e.g., wall adapter, computer USB port).
- The LED indicator on the charging case will show charging status. A full charge for the case takes approximately 40 minutes.

Figure 4.1: Wireless Charging Capability of the Case
The charging case supports Qi wireless charging. Simply place the case on a compatible wireless charging pad (not included) to charge.
Video 4.1: Overview of Monster Verse Wireless Earbuds features, including charging and sound.
4.2 Bluetooth Pairing
To connect your earbuds to a device:
- Ensure the earbuds are charged and inside the charging case.
- Open the charging case. The earbuds will automatically enter pairing mode, and their LED indicators will flash.
- On your device (smartphone, tablet, computer), go to Bluetooth settings and turn Bluetooth on.
- Search for available devices and select "Monster Verse" from the list.
- Once connected, the earbud LEDs will stop flashing, indicating successful pairing.
5. Operating Instructions
5.1 Power On/Off
- Power On: Open the charging case, and the earbuds will automatically power on and connect to the last paired device.
- Power Off: Place the earbuds back into the charging case and close the lid. They will automatically power off and begin charging.
5.2 Music Playback Control
- Play/Pause: Tap either earbud once.
- Next Track: Double-tap the right earbud.
- Previous Track: Double-tap the left earbud.
- Volume Up: Triple-tap the right earbud.
- Volume Down: Triple-tap the left earbud.

Figure 5.1: Earbud worn comfortably in ear
5.3 Call Management
- Answer/End Call: Tap either earbud once.
- Reject Call: Press and hold either earbud for 2 seconds.

Figure 5.2: Earbuds provide long-lasting battery for extended use
5.4 Voice Assistant
- Activate Voice Assistant: Press and hold either earbud for 3 seconds (e.g., Siri, Google Assistant).
6. Maintenance
6.1 Cleaning
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Remove ear tips and clean them with mild soap and water, then dry thoroughly before reattaching.
- Do not use abrasive cleaners or immerse the earbuds or case in water.
6.2 Storage
- Store the earbuds in their charging case when not in use to protect them and keep them charged.
- Avoid storing in extreme temperatures or high humidity.
6.3 Battery Care
- To preserve battery life, charge the earbuds and case regularly, even if not used frequently.
- Avoid fully depleting the battery before recharging.
7. Troubleshooting
If you encounter issues with your Monster Verse Earbuds, refer to the table below for common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Earbuds not powering on | Low battery; Not properly seated in case | Charge the earbuds and case fully. Ensure earbuds are correctly placed in the charging slots. |
| Earbuds not pairing with device | Bluetooth off; Earbuds not in pairing mode; Device already connected to another Bluetooth device | Ensure Bluetooth is enabled on your device. Open the charging case to put earbuds in pairing mode. Disconnect from other devices. |
| No sound from one earbud | Low battery; Not properly paired; Connection issue | Charge both earbuds. Try re-pairing the earbuds. Reset earbuds (refer to manufacturer's website for specific reset instructions if needed). |
| Charging case not charging | Faulty cable/adapter; Dirty charging port | Try a different USB-C cable and power adapter. Clean the charging port gently. |
| Poor sound quality | Improper fit; Ear tips dirty; Interference | Try different sized ear tips for a better seal. Clean ear tips and earbud nozzles. Move closer to your device to reduce interference. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Monster |
| Model Name | language _ tag ' (2MNTW0398) |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Ear Placement | In Ear |
| Form Factor | In Ear |
| Noise Control | Sound Isolation |
| Headphones Jack | USB (for charging case) |
| Wireless Communication Technology | Bluetooth |
| Material | Plastic |
| Charging Time | 40 minutes (full charge for case) |
| Compatible Devices | Most Bluetooth-enabled devices |
| Control Type | Call Control, Music Control |
| Cable Feature | Without Cable (earbuds), USB-C (charging case) |
| Water Resistance Level | Water Resistant |
| Frequency Range | 20 Hz - 20,000 Hz |
| Control Method | Touch |
| Battery Life | 3 Hours (earbuds), 30 Hours (with charging case) |
| Audio Driver Type | Dynamic Driver |
| Bluetooth Range | 10 Meters |
| Bluetooth Version | 5.0 |
| Carrying Case Weight | 50 Grams |
| Carrying Case Material | Plastic |
| Carrying Case Color | Black |
| Earpiece Shape | Rounded Tip |
| UPC | 812350229006 |
| Manufacturer | Lifeworks Technology, Inc. |
| Item Weight | 10.8 ounces |
| Color | Black |
| Impedance | 32 Ohm |
9. Warranty and Support
Monster products are designed and manufactured to the highest quality standards. For information regarding warranty coverage, please refer to the warranty card included in your product packaging or visit the official Monster website.
For technical support, troubleshooting assistance, or service inquiries, please contact Monster customer support through their official channels. Keep your purchase receipt as proof of purchase for warranty claims.







