Introduction
The 1Mii AI Y8+ Noise Cancelling Headphones are designed to provide an immersive audio experience with advanced features. These over-ear wireless headphones incorporate LDAC Hi-Res Audio technology, hybrid Active Noise Cancellation (ANC), and AI-powered functionalities including voice chat and real-time translation. With an extended battery life and comfortable design, they are suitable for various environments, from travel to home use.

Image: 1Mii AI Y8+ Noise Cancelling Headphones, showcasing the beige green color variant.
What's in the Box
Ensure all items are present upon unboxing:
- 1Mii Y8+ Beige Green Hybrid Active Noise Cancelling Over Ear Bluetooth Headphones
- Audio Cable (3.5mm)
- USB-C Charging Cable
- Protective Case
- User Manual (this document)
Product Overview
Familiarize yourself with the headphone components and controls.

Image: Right earcup with power, volume, and multi-function buttons.

Image: Left earcup with ANC button and 3.5mm audio jack.
Controls and Ports:
- Power Button: Used for powering on/off and Bluetooth pairing.
- Volume Up (+): Increases volume. Hold for next track.
- Volume Down (-): Decreases volume. Hold for previous track.
- Multi-function Button: Play/Pause, answer/end calls, activate voice assistant.
- ANC Button: Cycles through Noise Cancelling, Normal, and Transparency modes.
- USB-C Charging Port: For charging the headphones.
- 3.5mm Audio Jack: For wired audio connection.
Product Features Video:
Video: An overview of the 1Mii AI Y8+ Noise Cancelling Headphones, demonstrating features such as Active Noise Cancellation, Hi-Res Audio, Bluetooth connectivity, driver technology, earcup comfort, adjustable headband, wired connection capability, app customization, and battery life.
Setup
1. Charging the Headphones
Before first use, fully charge the headphones. Connect the supplied USB-C charging cable to the headphone's USB-C port and a power source (e.g., USB wall adapter, computer USB port). The LED indicator will show charging status and turn off or change color when fully charged.
2. Bluetooth Pairing
- Ensure the headphones are powered off.
- Press and hold the Power Button for approximately 5 seconds until the LED indicator flashes blue and red, indicating pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "1Mii Y8+" from the list of found devices.
- Once connected, the LED indicator will turn solid blue or flash blue slowly.
3. Wired Connection
For a wired connection, plug one end of the 3.5mm audio cable into the headphone's 3.5mm audio jack and the other end into your audio source. The headphones can be used in wired mode even if the battery is depleted, though some features like ANC may require battery power.

Image: Headphones connected to a laptop via a 3.5mm audio cable, demonstrating wired usage.
4. App Installation and Customization
Download the "YeeMall" app from the Google Play Store or Apple App Store to unlock custom EQ settings, monitor battery levels, toggle ANC/Transparency Mode, and explore soothing sleep sounds.

Image: The YeeMall app interface on a smartphone, illustrating custom EQ and sound effect options for the 1Mii Y8+ headphones.
Operating Instructions
1. Power On/Off
- Power On: Press and hold the Power Button for 3 seconds. The LED indicator will light up.
- Power Off: Press and hold the Power Button for 3 seconds. The LED indicator will turn off.
2. Active Noise Cancellation (ANC) and Transparency Mode
- Press the ANC Button once to cycle through modes: Noise Cancelling → Normal → Transparency.
- Hold the ANC Button for 2 seconds to directly toggle between Noise Cancelling and Transparency modes.

Image: A visual representation of the headphones reducing ambient noise by up to 90%.
3. Music Playback Controls
- Play/Pause: Press the Multi-function Button once.
- Volume Up: Press the + Button once.
- Volume Down: Press the - Button once.
- Next Track: Press and hold the + Button for 1 second.
- Previous Track: Press and hold the - Button for 1 second.
4. Call Management
- Answer/End Call: Press the Multi-function Button once.
- Reject Call: Press and hold the Multi-function Button for 2 seconds.
- Activate Voice Assistant: Press the Multi-function Button twice.
5. AI Features
The 1Mii Y8+ headphones integrate AI for enhanced communication and learning:
- AI Voice Chat: Engage in hands-free voice conversations.
- English Practice: Utilize for contextual learning and improving English speaking skills.
- Real-time Translation: Supports translation across 103 languages.
Battery Information
The 1Mii Y8+ headphones offer extended battery performance:
- Continuous Playback: Up to 100 hours (with ANC off at 50% volume; varies with usage).
- Quick Charge: A 10-minute charge provides approximately 5 additional hours of playback.
- Charging Time: Approximately 3.5 hours for a full charge.

Image: Visualizing the long battery life and quick charge capability of the headphones.
Comfort and Portability
The headphones are designed for comfort during extended wear and ease of transport:
- Comfort Fit: Plush memory foam cushions and an adjustable headband ensure a personalized, pressure-free fit.
- Portability: The sleek, foldable design allows for easy storage in the protective case and convenient carrying for daily commutes or travel.

Image: Headphones being folded for compact storage, highlighting their portable design.
Maintenance
To ensure the longevity and optimal performance of your 1Mii AI Y8+ headphones, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the headphones. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the headphones in their protective case to prevent dust accumulation and damage. Avoid storing in extreme temperatures or high humidity.
- Cable Care: Handle the charging and audio cables gently. Avoid sharp bends or excessive pulling.
Troubleshooting
If you encounter issues with your headphones, refer to the following common solutions:
| Problem | Possible Solution |
|---|---|
| Headphones do not power on | Ensure the headphones are charged. Connect to a power source using the USB-C cable. |
| Cannot pair via Bluetooth | Ensure headphones are in pairing mode (flashing blue/red LED). Turn off and on Bluetooth on your device. Forget previous pairings and try again. |
| No sound in wireless mode | Check if headphones are connected to your device. Adjust volume on both headphones and device. Ensure media is playing. |
| ANC not working effectively | Ensure ANC mode is activated. Check for proper fit of earcups over your ears to create a seal. |
| Sound quality issues (LDAC) | Ensure your connected device supports LDAC technology for optimal Hi-Res Audio. Check app EQ settings. |
Specifications
- Model Name:
- Y8+
- Noise Control:
- Active Noise Cancellation
- Frequency Response:
- 40 KHz
- Sensitivity:
- 105 dB
- Headphones Jack:
- 3.5 mm Jack
- Connectivity Technology:
- Wireless (Bluetooth 6.0)
- Wireless Communication Technology:
- Bluetooth
- Material:
- Faux Leather, Memory Foam, Metal, Plastic
- Charging Time:
- 3.5 Hours
- Battery Life:
- 75 Hours (up to 100 hours with ANC off at 50% volume)
- Audio Driver Type:
- Dynamic Driver
- Audio Driver Size:
- 40 Millimeters
- Bluetooth Range:
- 32.8 Feet (10 meters)
- Bluetooth Version:
- 6.0
- Audio Latency:
- 200 Milliseconds
- Item Weight:
- 268 Grams (9.5 ounces)
- Product Dimensions:
- 7.87 x 6.42 x 3.31 inches
- Water Resistance Level:
- Not Water Resistant
- Special Features:
- Android Phone Control, Foldable, Noise Cancellation, Volume Control, iOS Phone Control, AI Translation, Voice Chat, Custom EQ via App
Warranty and Support
1Mii products come with a standard manufacturer's warranty. For detailed warranty information, product support, or technical assistance, please refer to the warranty card included in your product packaging or visit the official 1Mii website. You may also contact 1Mii customer service directly through their website or the contact information provided in the packaging.





