1. Product Overview
The JVC True Wireless Earbuds (Model HAA3TW) are designed for a comfortable and immersive audio experience. Featuring an 11mm Neodymium Magnet Driver, Bluetooth 5.1 connectivity, and IPX4 water resistance, these earbuds are suitable for various daily activities, offering up to 22 hours of total playback with the included charging case.

Figure 1: JVC True Wireless Earbuds (Model HAA3TW) and Charging Case.
Key Features:
- Comfortable Fit: Includes S/M/L earpieces for an ideal fit, ensuring comfort during extended use.
- High-Quality Sound: Equipped with 11mm Neodymium Magnet Drivers for crisp highs, dynamic mids, and deep bass.
- Seamless Connectivity: Utilizes Bluetooth 5.1 technology for a stable and dependable wireless connection.
- Long Battery Life: Provides up to 22 hours of total playback time with the compact charging case.
- Water Resistance: IPX4 rated for resistance to splashing water from any direction, suitable for outdoor use.
- Easy Operation: Features intuitive touch controls and automatic power on/connect functionality when removed from the case.
- Voice Assistant Compatible: Supports voice assistant commands for convenient control.
2. What's Included
Your JVC True Wireless Earbuds package contains the following items:
- JVC True Wireless Earbuds (Left and Right)
- Wireless Charging Case
- Charging Cable
- Multiple sizes of Earpieces (S/M/L)
3. Setup Guide
3.1 Initial Charging
Before first use, fully charge the earbuds and the charging case. Place the earbuds into the charging case and connect the charging cable to the case and a USB power source. The indicator lights on the case will show charging status.
3.2 Pairing with Your Device
- Ensure the charging case is charged and the earbuds are inside.
- Open the charging case. The earbuds will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "JVC HAA3TW" from the list of found devices to connect.
- Once connected, a confirmation sound will play, and the earbuds are ready for use.
The earbuds are designed for easy operation. Just take them out of the case to automatically power on and connect to the last paired device. Returning them to the case powers them off, ensuring efficient power saving.

Figure 2: Easy Operation with Auto Connect and Touch Control.
4. Operating Instructions
4.1 Touch Controls
The JVC HAA3TW earbuds feature intuitive touch controls on each earbud. Specific functions include:
- Play/Pause: Single tap on either earbud.
- Next Track: Double tap on the right earbud.
- Previous Track: Double tap on the left earbud.
- Answer/End Call: Single tap on either earbud during an incoming call.
- Reject Call: Press and hold on either earbud during an incoming call.
- Activate Voice Assistant: Triple tap on either earbud.
- Volume Control: Adjust volume via your connected device.
4.2 Single-Ear Use
Either earbud can be used independently for calls or music playback. Simply remove one earbud from the case, and it will connect to your device. The other earbud can remain in the case or be used later.
4.3 Audio Quality
The 11mm Neodymium Magnet Drivers deliver rich and clear sound, enhancing your listening experience with balanced audio across all frequencies.

Figure 3: Rich Sound from 11mm Neodymium Magnet Driver.
4.4 Battery Life
The earbuds provide approximately 7 hours of playback on a single charge, with an additional 15 hours provided by the charging case, totaling up to 22 hours of battery life. Charging time for the case is approximately 2 hours.

Figure 4: Long Battery Life for All-Day Music.
5. Maintenance and Care
5.1 Cleaning
Regularly clean your earbuds and charging case to maintain optimal performance and hygiene. Use a soft, dry, lint-free cloth. For the eartips, remove them from the earbuds and clean with a damp cloth, then dry thoroughly before reattaching.
5.2 Water Resistance (IPX4)
The earbuds are rated IPX4, meaning they are resistant to splashing water from any direction. This makes them suitable for workouts or light rain. However, they are not designed for submersion in water. Do not expose them to strong jets of water or wear them while swimming or showering.

Figure 5: IPX4 Splashproof Design.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound or poor sound quality. | Earbud tips do not fit properly; low battery; not connected. | Change earbud tips to a size that fits snugly. Ensure earbuds are charged. Re-pair with your device. |
| Earbuds not pairing. | Earbuds not in pairing mode; device Bluetooth off; interference. | Ensure earbuds are removed from case to enter pairing mode. Check device Bluetooth settings. Move away from other wireless devices. |
| Earbuds not charging. | Charging cable issue; dirty charging contacts; case not powered. | Try a different charging cable. Clean charging contacts on earbuds and case. Ensure charging case has power. |
| One earbud not working. | Individual earbud not connected; low battery on one earbud. | Place both earbuds back in the case, close, then reopen. Ensure both earbuds are charged. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | True Wireless (HAA3TW) |
| Connectivity Technology | Bluetooth 5.1 |
| Audio Driver Size | 11mm Neodymium Magnet Driver |
| Battery Life (Earbuds) | Up to 7 hours |
| Total Battery Life (with Case) | Up to 22 hours |
| Charging Time | Approx. 2 hours |
| Water Resistance Level | IPX4 (Splash Resistant) |
| Control Type | Touch Control, Voice Control |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
| Item Weight | 3.52 ounces |
| Product Dimensions | 5.43 x 1.42 x 3.15 inches |
8. Warranty and Support
For warranty information and customer support, please refer to the warranty card included in your product packaging or visit the official JVC website. Keep your proof of purchase for any warranty claims.
JVC Customer Service: Please visit www.jvc.com/support/ for further assistance.





