ENGFYADSY
ENGFYADSY M10 TWS Wireless Earbuds Instruction Manual
Model: M10
Introduction
This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your ENGFYADSY M10 TWS Wireless Earbuds. Please read this manual carefully before using the product to ensure optimal performance and longevity.
Package Contents
- ENGFYADSY M10 TWS Wireless Earbuds (Left and Right)
- Charging Case
- USB Charging Cable
Setup
1. Initial Charging
Before first use, fully charge the earbuds and the charging case. Connect the provided USB charging cable to the charging port on the case and a compatible USB power source. The LED digital display on the case will indicate the charging status and battery level.

Image: The M10 earbuds resting in their charging case, which features a prominent LED digital display indicating the battery percentage and individual earbud charge levels. The case is open, revealing the earbuds and the display.
2. Powering On/Off
- Power On: The earbuds automatically power on when removed from the charging case.
- Power Off: Place the earbuds back into the charging case to automatically power them off and begin charging.
3. Bluetooth Pairing
The M10 earbuds utilize Bluetooth 5.1 for a stable and reliable connection.
- Ensure the earbuds are charged and removed from the charging case. They will automatically enter pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth.
- Search for available Bluetooth devices and select "M10" from the list.
- Once connected, you will hear a confirmation tone, and the earbuds will be ready for use.
- For subsequent uses, the earbuds will automatically connect to the last paired device when removed from the case.
Operating Instructions
1. Wearing the Earbuds
Gently insert each earbud into your ear canal, ensuring a snug and comfortable fit. Adjust the angle until the earbud feels secure and the sound quality is optimal.
2. Touch Controls
The M10 earbuds feature full touch control for easy management of audio playback and calls. The touch sensitive area is located on the outer surface of each earbud.

Image: A detailed view of an earbud's internal components, highlighting the "5.1" Bluetooth chip. Below it, a clear diagram illustrates the touch control functions: "Song switching" (Touch the earphone twice), "Answer/Hang up" (Touch the earphone once), "Summon Siri" (Touch the earphone two seconds), "Turn on/off", "Play/Pause", and "Volume adjustment".
- Play/Pause: Single tap on either earbud.
- Next Song: Double tap the right earbud.
- Previous Song: Double tap the left earbud.
- Answer/End Call: Single tap on either earbud.
- Reject Call: Press and hold either earbud for 2 seconds.
- Activate Voice Assistant (Siri/Google Assistant): Triple tap on either earbud.
- Volume Up: Press and hold the right earbud.
- Volume Down: Press and hold the left earbud.
3. LED Digital Display
The charging case features an LED digital display that shows the battery level of the case and the individual earbuds. This allows you to monitor charging status and remaining power at a glance.

Image: The M10 earbuds are placed inside their open charging case. The case's LED display is illuminated, showing "Be Loud" on the left, "100%" in the center, and "Be Proud" on the right, along with battery indicators for both the left and right earbuds.
Maintenance
1. Cleaning
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
- Gently remove any earwax or debris from the earbud tips and speaker mesh using a small, soft brush or cotton swab.
2. Storage
When not in use, store the earbuds in their charging case to protect them from dust, damage, and to keep them charged.
3. Battery Care
- Avoid exposing the earbuds and charging case to extreme temperatures (hot or cold).
- Charge the device regularly, even if not in frequent use, to maintain battery health.
4. Water Resistance (IPX7)
The M10 earbuds are IPX7 waterproof, meaning they can withstand immersion in water up to 1 meter for 30 minutes. They are suitable for use during sweaty sports, in rain, and can handle accidental splashes. However, they are not designed for swimming or prolonged submersion. Ensure the charging port is dry before charging.
Troubleshooting
Common Issues and Solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Earbuds not pairing with device. | Bluetooth is off on device, earbuds not in pairing mode, interference. | Ensure Bluetooth is enabled. Place earbuds back in case, then remove to re-enter pairing mode. Move closer to device. Forget "M10" in device's Bluetooth settings and re-pair. |
| No sound from one or both earbuds. | Low battery, earbud not properly seated, volume too low, connection issue. | Charge earbuds. Ensure earbuds are correctly placed in ears. Increase device volume. Reconnect earbuds. |
| Charging case not charging. | Faulty cable, power source issue, dirty charging port. | Try a different USB cable and power adapter. Ensure the charging port is clean and free of debris. |
| Touch controls not responding. | Earbuds are wet, temporary software glitch. | Ensure earbuds are dry. Place earbuds back in case, close, wait a few seconds, then remove to reset. |
Resetting the Earbuds:
If you experience persistent issues, a factory reset may resolve the problem. Refer to the specific reset procedure in the product's full digital manual or contact customer support for guidance.
Specifications
| Feature | Detail |
|---|---|
| Model Name | M10 |
| Brand | ENGFYADSY |
| Connectivity Technology | Wireless (Bluetooth) |
| Bluetooth Version | 5.1 |
| Control Type | Touch Control, Media Control |
| Water Resistance Level | IPX7 Waterproof |
| Noise Control | Active Noise Cancellation |
| Audio Driver Type | Dynamic Driver |
| Frequency Range | 20 Hz - 20,000 Hz |
| Compatible Devices | Smartphones, Tablets, Laptops, Desktops, Bluetooth-enabled Devices |
| Material | Plastic |
| Item Weight | 2.89 ounces |
| Package Dimensions | 3.58 x 2.72 x 1.54 inches |
| Included Components | USB Charging Cable |
Warranty and Support
For any questions regarding your ENGFYADSY M10 TWS Wireless Earbuds after delivery, please contact our customer support team. We are committed to providing a solution within 24 hours of your inquiry.
Please refer to your purchase documentation for specific warranty terms and conditions.
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