1. Introduction
The MUSICOZY Bluetooth Earmuff Headphones (Model GH01) combine the warmth and comfort of earmuffs with the functionality of wireless headphones. Designed for various activities, these earmuffs feature integrated HD speakers and a microphone, allowing for music playback and hands-free calls while keeping your ears warm.

Image 1.1: MUSICOZY Bluetooth Earmuff Headphones in use during winter activities.
2. Product Overview
2.1 Key Features
- Bluetooth Connectivity: Seamless pairing with Bluetooth-enabled devices within a 33-foot range.
- Integrated Audio: Built-in HD speakers for enhanced sound and a microphone for hands-free calls.
- Thermal Design: Reflow-style thermal design with thick cotton padding for effective warmth retention.
- Comfort: Crafted from high-end cotton for a soft, luxurious feel and comfortable long-term wear.
- Long Battery Life: Up to 14 hours of continuous use on a 2-hour charge.
- Portability: Lightweight and foldable design for easy transport.

Image 2.1: Overview of key features including comfort, call functionality, and battery life.
2.2 Design and Materials
The earmuffs feature a multi-layer construction for optimal comfort and warmth:
- Layer 1: Soft combed cotton for initial comfort.
- Layer 2: Moisturizing baby velvet for enhanced softness.
- Layer 3: Temperature locking villus to retain heat.
A flexible internal wire frame allows for adjustment to fit various head sizes, ensuring a snug fit that keeps out wind and cold.

Image 2.2: Cross-section illustrating the multi-layer material design for warmth and comfort.

Image 2.3: The flexible design accommodates various head sizes for a comfortable fit.
3. Setup
3.1 Charging the Earmuffs
Before first use, fully charge your MUSICOZY Bluetooth Earmuff Headphones. The device features an eco-friendly E5 battery.
- Locate the charging port on the control panel, typically covered by a small flap.
- Connect the provided USB charging cable to the earmuffs and a compatible USB power source (e.g., computer USB port, wall adapter).
- The LED indicator light will show the charging status. Refer to the LED Status Light section for details.
- A full charge typically takes 1 to 2 hours, providing up to 14 hours of continuous playback.

Image 3.1: Charging and battery life information.

Image 3.2: Visual representation of charge time to play time ratio.
3.2 Bluetooth Pairing
The earmuffs utilize Enhanced Bluetooth 5.2 for stable and efficient wireless connection.
- Ensure the earmuffs are charged.
- Press and hold the Power button (usually the central button) on the control panel until the LED indicator light flashes, indicating pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "musicozy" from the list of found devices.
- Once connected, the LED indicator will change, and you may hear an audible confirmation.

Image 3.3: Bluetooth pairing with various compatible devices.
4. Operating Instructions
4.1 Control Panel Functions
The control panel on the earmuffs allows you to manage audio playback and calls.
- Power Button (Central): Press and hold to power on/off. Short press to Play/Pause music, Answer/Hang Up calls, or Redial.
- Volume Up / Next Track Button (+): Short press to increase volume. Long press to skip to the next track.
- Volume Down / Previous Track Button (-): Short press to decrease volume. Long press to go to the previous track.
- LED Status Light: Indicates power, pairing, and charging status.

Image 4.1: Detailed view of the control panel and its functions.
4.2 Hands-Free Calling
With the built-in microphone, you can make and receive calls directly through the earmuffs.
- Answering a Call: Short press the Power button.
- Ending a Call: Short press the Power button.
- Rejecting a Call: Long press the Power button.
- Redialing: Double-press the Power button to redial the last number.

Image 4.2: Using the earmuffs for hands-free communication.
5. Maintenance
5.1 Washing Instructions
To maintain hygiene and product longevity, the fabric part of the earmuffs can be hand-washed after removing the electronic module.
- Remove the Bluetooth Module: Carefully locate the opening on the earmuff and extract the Bluetooth control module.
- Disconnect Cables: Use a small tool (e.g., a small wrench or tweezers) to gently separate the cables from the module.
- Hand Wash: Hand wash the fabric earmuffs with mild soap and cold water. Do not machine wash or tumble dry.
- Air Dry: Allow the earmuffs to air dry completely before reassembling.
- Reconnect and Reinsert: Once completely dry, reconnect the cables to the module and carefully reinsert the module into the earmuff opening.

Step 1: Remove Bluetooth module.

Step 2: Disconnect cables.

Step 3: Hand wash earmuffs.

Step 4: Reconnect cables after drying.
6. Troubleshooting
- Cannot Power On: Ensure the earmuffs are fully charged. Connect to a power source and check the LED indicator.
- Cannot Pair with Device:
- Ensure Bluetooth is enabled on your device.
- Make sure the earmuffs are in pairing mode (LED flashing).
- Move the earmuffs closer to your device (within 33 feet).
- Turn off and on both the earmuffs and your device's Bluetooth.
- Forget the device in your phone's Bluetooth settings and try pairing again.
- Low Audio Quality or No Sound:
- Check the volume levels on both the earmuffs and your connected device.
- Ensure the earmuffs are fully charged.
- Move away from potential sources of interference (e.g., Wi-Fi routers, other Bluetooth devices).
- Charging Issues:
- Ensure the charging cable is securely connected to both the earmuffs and the power source.
- Try a different USB cable or power adapter.
- Verify the charging port on the earmuffs is clean and free of debris.
7. Specifications
| Model Name | GH01 |
| Bluetooth Version | 5.2 |
| Battery Type | 1 Lithium Ion (included) |
| Charging Time | 1-2 hours |
| Play Time | Up to 14 hours |
| Wireless Range | Approximately 33 feet (10 meters) |
| Material | Acrylic, Cotton, Velvet |
| Item Weight | 7 ounces (0.2 Kilograms) |
| Special Features | Foldable, Microphone Included |
| Control Type | Media Control |
| Ear Placement | On Ear |
| Impedance | 24 Ohm |
8. Warranty and Support
MUSICOZY is committed to providing exceptional customer service. If you encounter any issues with your Bluetooth Earmuff Headphones, please contact our professional after-sales support team.
- Our support team is available 24/7 to assist you.
- Expect a prompt and satisfactory response within 6 hours of reaching out.
- For technical inquiries, product concerns, or warranty claims, please refer to the contact information provided with your product packaging or visit the official MUSICOZY website.





