Introduction
Thank you for choosing the Monster SG08 Wireless Bluetooth Neckband Earphones. These earphones are designed to provide a high-fidelity audio experience with the convenience of a neckband design, Bluetooth 5.4 connectivity, and ultra-long battery life. This manual will guide you through the setup, operation, and maintenance of your new earphones to ensure optimal performance and enjoyment.
Package Contents
Please check the box for the following items:
- 1x Monster SG08 Neckband Earphones
- 1x USB Charging Cable (Type-C)
- 1x User Manual
Product Overview
The Monster SG08 features a comfortable neck-hanging design with magnetic earbuds for secure storage. The control panel is integrated into the neckband for easy access to functions.
Key Components:
- Microphone/Indicator Light: For calls and status indication.
- Volume + / Next song: Increases volume or skips to the next track.
- Multi-function key: Controls power, play/pause, and call management.
- Volume - / Previous song: Decreases volume or goes to the previous track.
- USB Charging Port (Type-C): For charging the earphones.
The magnetic design allows the earbuds to easily absorb together, preventing slipping, loss, and wire entanglement when not in use.
Setup
1. Charging the Earphones
Before first use, fully charge your Monster SG08 earphones.
- Locate the USB Type-C charging port on the neckband (refer to Figure 1).
- Connect the provided USB charging cable to the earphones' Type-C port.
- Connect the other end of the USB cable to a compatible USB power source (e.g., wall adapter, computer USB port).
- The indicator light will show charging status (e.g., red for charging, blue/off for fully charged).
Charging time is approximately 1.5 hours for a full charge.
2. Pairing with a Bluetooth Device
The Monster SG08 uses Bluetooth 5.4 for a stable and quick connection.
- Ensure the earphones are charged and powered off.
- Press and hold the Multi-function key until the indicator light flashes rapidly (usually blue and red alternately), indicating pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "Monster SG08" from the list of found devices.
- Once connected, the indicator light will typically turn solid blue or stop flashing.
The earphones are widely compatible with Android, iOS, and Windows devices.
Operating Instructions
1. Power On/Off
- Power On: Press and hold the Multi-function key for approximately 3 seconds until the indicator light turns on (usually blue).
- Power Off: Press and hold the Multi-function key for approximately 5 seconds until the indicator light turns off (usually red flashes briefly).
2. Music Playback
- Play/Pause: Short press the Multi-function key.
- Volume Up: Short press the 'Volume +' button.
- Volume Down: Short press the 'Volume -' button.
- Next Song: Long press the 'Volume +' button.
- Previous Song: Long press the 'Volume -' button.
3. Call Management
- Answer/End Call: Short press the Multi-function key.
- Reject Call: Long press the Multi-function key.
- Voice Assistant: Double-press the Multi-function key (if supported by your device).
The earphones support high-definition voice calls, ensuring clear communication even in noisy environments.
4. Active Noise Cancelling (ANC)
The Monster SG08 features Active Noise-Cancellation. Refer to the specific button combination or dedicated ANC button (if present) on your device for activation. Typically, a long press on a specific button or a double-tap on the multi-function key might toggle ANC.
5. Audio and Video Synchronization
With low latency, the earphones provide accurate audio and video synchronization, enhancing your experience for gaming and media consumption.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the earphones. For the silicone parts, a slightly damp cloth can be used. Avoid harsh chemicals or abrasive materials.
- Storage: When not in use, utilize the magnetic absorption feature to keep the earbuds together and prevent tangling. Store in a cool, dry place away from extreme temperatures.
- Water Resistance: The earphones are waterproof. However, avoid prolonged exposure to water or submersion. Dry thoroughly if they get wet.
- Battery Care: To prolong battery life, avoid fully discharging the earphones frequently. Charge them regularly, even if not in constant use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Earphones won't power on | Low battery | Charge the earphones for at least 1.5 hours. |
| Cannot pair with device | Earphones not in pairing mode; Bluetooth off on device; too far from device | Ensure earphones are in pairing mode (flashing indicator). Turn on Bluetooth on your device. Keep earphones within 10 meters of the device. |
| No sound | Volume too low; not connected; media paused | Increase volume on earphones and device. Re-establish Bluetooth connection. Check if media is playing. |
| Poor sound quality/disconnections | Interference; distance; low battery | Move closer to the device. Avoid areas with strong Wi-Fi or other Bluetooth signals. Charge earphones. |
Specifications
| Feature | Detail |
|---|---|
| Product Model | Monster Airfree SG08 |
| Bluetooth Version | Bluetooth 5.4 |
| Frequency Response Range | 20Hz - 20KHz |
| Transmission Distance | Approximately 10 meters |
| Battery Capacity | 200mAh |
| Charging Time | ≤ 1.5 hours |
| Charging Port | Type-C |
| Music Playback Time | ≤ 20 hours |
| Speaker Size | 10mm |
| Speaker Impedance | 32Ω ± 15% |
| Material | Plastic, Silica Gel |
| Waterproof | Yes |
| Active Noise-Cancellation | Yes |
| With Microphone | Yes |
| Control Button | Yes |
| Volume Control | Yes |
| Sound Isolating | Yes |
| Earcups Type | Sealed |
| Vocalism Principle | Dynamic |
| Communication | True wireless |
| Style | Neckband headphones |
| Certification | CE |
User Tips
- Comfortable Fit: The neckband is designed for a cloud-like comfortable wearing experience. Adjust the neckband and earbuds to find the most secure and comfortable fit for extended use.
- Tangle-Free Storage: Utilize the magnetic earbuds to snap them together when not listening to music. This prevents tangles and makes them easy to store or carry around your neck.
- Optimize Battery Life: While the SG08 boasts ultra-long battery life, turning off the earphones when not in use and avoiding extreme temperatures can further extend the time between charges.
Warranty and Support
Monster products are built with quality and reliability in mind. For warranty information and support, please refer to the official Monster website or contact your retailer. Keep your purchase receipt as proof of purchase.





