Introduction
The Monster MQT65 OWS Bluetooth Ear Clip Headphones are designed to provide a comfortable, high-fidelity audio experience with the convenience of wireless technology. Featuring an open-ear clip design, Bluetooth 6.0 connectivity, ENC noise reduction, and IPX5 waterproofing, these earbuds are ideal for sports, daily calls, commuting, and general music enjoyment. This manual will guide you through the setup, operation, and maintenance of your new headphones.

Setup
1. Charging Your Headphones
Before first use, ensure your Monster MQT65 headphones and charging case are fully charged.
- Place the earbuds into the charging case.
- Connect the charging case to a power source using the provided Type-C charging cable.
- The indicator light on the charging case will show charging status. A full charge takes approximately 1.5 hours for the case.
- The earbuds themselves have a battery capacity of 25mAh each, and the charging case has a 220mAh capacity, providing up to 24 hours of total usage time.


2. Bluetooth Pairing
Follow these steps to pair your Monster MQT65 headphones with your device:
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth.
- Search for "Monster MQT65" in the list of available Bluetooth devices.
- Select "Monster MQT65" to connect. Once connected, you will hear a confirmation tone.
- The headphones utilize Bluetooth 6.0 Flash Connection technology for fast and stable pairing.

Operating Instructions
Wearing the Earbuds
The MQT65 features an ultra-light ear clip design for comfortable and secure wear. The C-bridge uses double-layer zero-degree silicone and has built-in flexible memory steel wire, ensuring a secure fit that has been tested over 19,999 times for optimal comfort.



Touch Controls
The Monster MQT65 headphones feature intuitive touch controls on each earbud. Refer to the diagram below for specific functions:

- Tap 1: Left ear volume minus (L), Right ear volume plus (R)
- Tap 2 times: Pause/play, Answer/hang up calls
- Tap 3 times: Previous song on left ear (L), Next song on right ear (R)
- Long press for 2 seconds: Reject call (L), Left ear voice assistant (L), Right ear game mode (R), Right ear music mode (R)
Sound Features
- Hi-Fi Fidelity: Experience full-band original sound with the permanent magnet audio unit and composite three-material diaphragm.
- ENC Dual Microphone Noise Reduction: Intelligent noise reduction technology identifies and filters out over 88% of background noise, improving call clarity by 86%.
- New Sound Wave Directional Focusing Technology: Reduces sound leakage by more than 95% in daily use, ensuring privacy and an immersive listening experience.



Maintenance
Cleaning and Care
- The Monster MQT65 earbuds are IPX5 waterproof, meaning they are resistant to water splashes and sweat. You can wipe them clean with a soft, damp cloth after use, especially after workouts.
- Important: The charging case is NOT waterproof. Do not expose the charging case to water or excessive moisture.
- Avoid using harsh chemicals or abrasive materials for cleaning.
- Store the headphones and charging case in a cool, dry place when not in use.

Troubleshooting
If you encounter any issues with your Monster MQT65 headphones, please refer to the following common solutions:
- No Sound/Cannot Pair:
- Ensure both earbuds are charged.
- Turn off and on your device's Bluetooth, then try pairing again.
- Reset the earbuds (refer to manufacturer's specific reset instructions if available, otherwise place them back in the case and close/open).
- Ensure the earbuds are within the 10-meter transmission range of your device.
- One Earbud Not Working:
- Place both earbuds back into the charging case, close the lid, wait a few seconds, then open it again.
- Check if both earbuds are charged.
- Try re-pairing the earbuds with your device.
- Charging Issues:
- Ensure the charging cable is securely connected to both the case and the power source.
- Try a different charging cable or power adapter.
- Clean the charging contacts on the earbuds and inside the case with a dry cotton swab.
- Poor Call Quality:
- Ensure the earbuds are properly positioned in your ears.
- Move closer to your connected device to avoid interference.
- Check for any obstructions between the earbuds and your device.
Specifications
| Attribute | Value |
|---|---|
| Model | MQT65 |
| Brand Name | MONSTER |
| Bluetooth Version | V6.0 |
| Communication | Wireless |
| Style | OWS ear clip headphones |
| Connection Range | ≥10M (Up to 10 meters / 33 feet) |
| Headset Battery Capacity | 25mAh*2 (25mAh per earphone) |
| Headphone Compartment Battery Capacity | 220mAh |
| Play Time (Earbuds) | About 4 hours (single earphone) |
| Usage Time (with charging box) | About 24 hours |
| Charge Time | About 1.5 hours |
| Charging Port | Type-C |
| Input | DC 5V/220mA |
| Weight of a single earphone | 3.5g |
| Waterproof Rating | IPX5 (earbuds only) |
| Vocalism Principle | Dynamic |
| Frequency Response Range | 20 - 20000 Hz |
| Sensitivity | 125 dB |
| Resistance | 32 Ω |
| Impedance Range | up to 32 Ω |
| Max Output | 10 mW |
| Total Harmonic Distortion | 1% |
| Features | With Microphone, Active Noise-Cancellation (ENC), Volume Control, Control Button, Sound Isolating |
| Package List | User Manual, Charging case, Charging Cable |
| Material | Plastic (High-quality antibacterial TPU material for ear clip) |
Note: All technical information is subject to actual performance and may vary depending on usage conditions.
Warranty and Support
Your Monster MQT65 OWS Bluetooth Ear Clip Headphones come with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions, including the warranty period and coverage details.
For technical support, troubleshooting assistance beyond this manual, or warranty claims, please contact the seller or the official Monster customer service. Keep your purchase receipt as proof of purchase.
Package Contents:
- 2 x Bluetooth Earphones
- 1 x Charging Case
- 1 x Charging Cable (Type-C)
- 1 x User Manual (this document)