Introduction
This manual provides detailed instructions for the use and maintenance of your LASUNEY T30V Bluetooth 5.0 True Wireless Earbuds. Please read this manual thoroughly before use to ensure optimal performance and longevity of your device.
What's in the Box
- LASUNEY Wireless Earbuds (Left and Right)
- Earphone Charging Box
- USB Charging Cable
- 6x Ear Tips (Small, Medium, Large - two are pre-installed)
- User Manual
- Warranty Card

Image: The LASUNEY T30V earbuds, charging case, and included accessories.
Product Overview
The LASUNEY T30V True Wireless Earbuds are designed for high-fidelity audio and comfortable wear, featuring Bluetooth 5.0 for stable connections and a portable charging case for extended battery life. They are waterproof, making them suitable for sports and active use.

Image: The LASUNEY T30V earbuds resting in their charging case.
Charging the Earbuds and Case
The charging case has a 1500mAh battery, capable of fully charging the earbuds approximately 10 times. The earbuds provide up to 5.5 hours of continuous playtime per charge.
- Before first use, remove the protective plastic film from the charging contacts on the earbuds.
- Place the earbuds into the charging case. Ensure they are properly seated to initiate charging.
- Connect the USB charging cable to the charging case and a power source. The charging case can be fully charged within 3 hours.
- The charging indicators on the case will show the charging status.

Image: Visual representation of the charging case's capacity and earbud battery life.
Initial Setup and Pairing
The LASUNEY T30V earbuds utilize advanced Bluetooth 5.0 technology for a stable connection up to 15 meters, supporting HSP, HFP, A2DP, and AVRCP protocols.
- Power On: Take both earbuds out of the charging case. They will automatically power on and enter pairing mode.
- Connect to Device: On your device (smartphone, tablet, etc.), enable Bluetooth and search for "Lasuney T30V" in the list of available devices. Select it to connect.
- Confirmation: Once connected, you will hear an audio prompt, and the earbuds' indicator lights will change.
Operating Controls (Multifunction Button)
The earbuds feature a multifunction button for easy control of music playback and calls.
- Volume Up: Short click the Left Multifunction Button 3 times.
- Volume Down: Short click the Right Multifunction Button 3 times.
- Previous Song: Long click the Left Multifunction Button for 2 seconds.
- Next Song: Long click the Right Multifunction Button for 2 seconds.
- Play / Pause: Short click either Multifunction Button.
- Pick up / Hang up phone call: Short click either Multifunction Button.
- Decline Incoming call: Long click either Multifunction Button for 2 seconds.
- Activate / Disable Siri (iOS only): Double-click either Multifunction Button.

Image: Controls for music and calls using the earbud's multifunction button.
Single and Binaural Mode
The earbuds support both single earbud (mono) and binaural (stereo) modes, allowing flexible usage.
- Switching to Single Ear Mode: In binaural mode, place one earbud back into the charging case. The other earbud will continue to work independently.
- Switching to Binaural Mode: If using a single earbud, take the other earbud out of the charging case. They will automatically connect to each other and convert to binaural mode.

Image: Illustration of single and binaural earbud usage modes.
Wearing and Comfort
The earbuds feature an ergonomic design for comfortable and secure wearing, even during extended use. Three sizes of ear tips (S, M, L) are included to ensure a perfect fit for different ear canal sizes.
Choose the ear tips that provide the best seal and comfort for your ears to optimize sound quality and stability.

Image: Ergonomic design and comfortable fit of the earbuds.
Water Resistance
The LASUNEY T30V earbuds are designed with waterproof technology, allowing them to function effectively even with intense sweat or light splashes. This makes them suitable for various sports and outdoor activities without worry.

Image: Demonstration of the earbuds' waterproof capability during physical activity.
Troubleshooting
Earbuds Cannot Pair with Each Other or Connect to Device
If the two earbuds cannot pair with each other or connect to your device, follow these reset steps:
- Forget the device named “Lasuney T30V” from the Bluetooth settings on your phone.
- Take both earbuds out of the charging box and turn them off.
- Long press the Multifunction Button of both the left and right earbud for approximately 15 seconds. You will see an orange light flash 3 times.
- Place both earbuds back into the charging box.
- Take them out again. They should now turn on and pair automatically.
Specifications
| Feature | Detail |
|---|---|
| Model Name | T30V |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Bluetooth Range | 15 Meters |
| Battery Life (Earbuds) | 5.5 Hours (continuous playtime) |
| Charging Case Capacity | 1500mAh (approx. 10 full earbud charges) |
| Charging Time (Case) | 3 Hours |
| Water Resistance Level | Waterproof |
| Control Type | Multifunction Button (Call Control, Music Control, Voice Assistant) |
| Compatible Devices | Smartphones, Tablets, Laptops, Desktops, Bluetooth-enabled Devices |
| Item Weight | 2.72 ounces |
| Product Dimensions | 2.9 x 1 x 2.5 inches |
Warranty and Support
Your LASUNEY T30V earbuds come with a 12-month warranty. If you encounter any issues or have questions regarding your product, please feel free to contact us.
To receive the best service and resolve your problem within 24 hours, please email us with your Order ID and a description of the issue:
Email: support@lasuney.net

