Introduction
Thank you for choosing Muzen Trickle Open Ear Headphones. This manual provides essential information for setting up, operating, and maintaining your new wireless earbuds. Please read it thoroughly to ensure optimal performance and longevity of your device.
What's in the Box
- Muzen Trickle Open Ear Headphones (Left and Right)
- Charging Case
- USB-C Charging Cable
- User Manual

Product Features
- Feather-Light Comfort: Weighing only 4 grams per earbud, featuring a 2.5 mm titanium C-shaped bridge and 3D ergonomic design for a secure fit without discomfort.
- Enhanced Call Clarity: Utilizes Muzen's proprietary call noise reduction algorithm with directional sound transmission and reverse wave cancellation to minimize background noise.
- Immersive Audio Experience: Engineered with dual high-sensitivity drivers and stereo soundstage technology for CD-quality sound.
- Lag-Free Bluetooth 5.4: Provides seamless connectivity with a 30 ft range and less than 60 ms latency for gaming, streaming, and calls.
- 38H Extended Playtime: Compact 300 mAh charging case offers up to 6 hours per charge, totaling 38 hours. A 20-minute charge provides 2 hours of playback.


How to Wear
The Muzen Trickle Open Ear Headphones are designed for a comfortable and secure fit. Follow these steps for proper placement:
- Gently pull on your earlobe.
- Slide the earbud from the top of your ear, positioning the speaker part near your ear canal.
- Fasten the C-bridge tightly around the back of your ear for a secure fit.


Setup and Pairing
To connect your Muzen Trickle Open Ear Headphones to your device:
- Ensure the earbuds are charged and in the charging case.
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), go to Bluetooth settings.
- Select "Muzen MW_W3I" from the list of available devices to pair.
- Once connected, you will hear an audio confirmation.

Operating Instructions (Touch Controls)
Your Muzen Trickle earbuds feature intuitive touch controls for easy management of audio and calls:
- Play/Pause: Quickly double-tap either earbud.
- Previous/Next Track: Quickly triple-tap the right earbud for the next track, or the left earbud for the previous track.
- Volume Control: Press and hold the right earbud for 2 seconds to increase volume (+), or the left earbud for 2 seconds to decrease volume (-).
- Answer/Hang Up Call: Quickly double-tap either earbud.
- Reject Call: Press and hold either earbud for 2 seconds.
- Bluetooth Reset: Quickly tap either earbud 8 times.
Note: For non-iOS devices, please sync the Bluetooth volume to the phone in the connected Bluetooth device settings to enable volume control of the earbuds.

Charging
To charge your Muzen Trickle Open Ear Headphones:
- Place the earbuds into their charging case. Ensure they are correctly seated.
- Connect the provided USB-C charging cable to the charging port on the case and to a power source.
- The indicator light on the case will show charging status.
A full charge for the earbuds provides up to 6 hours of playtime. The charging case extends total playtime to 38 hours. A quick 20-minute charge can provide 2 hours of playback.

Maintenance
To ensure the longevity and optimal performance of your Muzen Trickle Open Ear Headphones, follow these maintenance guidelines:
- Cleaning: Regularly wipe the earbuds and charging case with a soft, dry, lint-free cloth. Avoid using harsh chemicals or abrasive materials.
- Storage: Store the earbuds in their charging case when not in use to protect them from dust and damage. Keep them in a cool, dry place away from extreme temperatures.
- Water Resistance: The earbuds have a waterproof rating. However, avoid prolonged exposure to water or submersion. Ensure they are dry before placing them back in the charging case.
- Charging: Use only the provided USB-C cable for charging. Avoid using damaged cables or chargers.
Troubleshooting
If you encounter any issues with your Muzen Trickle Open Ear Headphones, try the following solutions:
- No Sound/Poor Sound Quality:
- Ensure earbuds are properly seated in your ears.
- Check the volume level on both your device and the earbuds.
- Ensure the earbuds are connected to your device via Bluetooth.
- Try disconnecting and re-pairing the earbuds.
- Pairing Issues:
- Ensure Bluetooth is enabled on your device.
- Make sure the earbuds are charged and the charging case is open.
- Move your device closer to the earbuds.
- Perform a Bluetooth reset (quickly tap either earbud 8 times).
- Charging Issues:
- Ensure the USB-C cable is securely connected to both the case and the power source.
- Try a different USB-C cable or power adapter.
- Clean the charging contacts on the earbuds and inside the case.
Specifications
| Feature | Detail |
|---|---|
| Model Name | MW_W3I |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Bluetooth Range | 10 Meters (30 ft) |
| Battery Life (Earbuds) | Up to 6 Hours |
| Total Playtime (with Case) | Up to 38 Hours |
| Charging Time | 1.5 Hours (Case) |
| Fast Charging | 20 min charge for 2 hr playtime |
| Item Weight | 4 grams (per earbud), 51 grams (total) |
| Water Resistance Level | Waterproof |
| Noise Control Features | Call Noise Reduction |
| Special Feature | Open Ear Design, Clip On Earbuds |
Warranty and Support
Muzen products are designed for quality and durability. For any warranty claims or technical support, please refer to the official Muzen website or contact their customer service directly. Keep your purchase receipt as proof of purchase.





