Introduction
The Yamaha TW-E5B True Wireless Earbuds are designed to deliver high-performance audio with advanced features for an enhanced listening experience. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your earbuds to ensure optimal performance and longevity.

Image: Yamaha TW-E5B True Wireless Earbuds in blue, showcasing their design and the charging case.
What's Included
Your Yamaha TW-E5B package contains the following items:
- TW-E5B Earbuds (Left and Right)
- Charging Case
- USB-C Charging Cable
- 4 Sets of Eartips (XS, S, M, L)

Image: All items included in the Yamaha TW-E5B product box.
Product Overview
The TW-E5B earbuds feature a sophisticated design for both sound quality and comfort. They incorporate a 7mm driver unit and an elliptical shape with a curved structure for a secure and comfortable fit within the ear.
Video: A 360-degree view of the Yamaha TW-E5B True Wireless Earbuds, showcasing their design from all angles.

Image: Detailed internal components of the TW-E5B earbud, emphasizing the 7mm driver unit.

Image: Illustration of the earbud's ergonomic design for a comfortable and secure fit.
Video: An overview of the Yamaha TW-E5B True Wireless Earbuds, highlighting key features and design.
Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and charging case. Place the earbuds into the charging case. Connect the supplied USB-C cable to the charging port on the case and to a USB power source. The indicator lights on the case will show the charging status.
2. Bluetooth Pairing
- Open the charging case and remove both earbuds. They will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "Yamaha TW-E5B" from the list of found devices to complete the pairing process.
- Once paired, the earbuds will automatically connect to your device when removed from the case.
3. Optimal Fit
Selecting the correct eartip size is crucial for sound quality and comfort. Experiment with the four included eartip sizes (XS, S, M, L) to find the best fit for your ears. A good fit ensures proper sound isolation and bass response.

Image: Earbud properly seated in a person's ear for optimal fit.
Operating Instructions
Basic Controls
The TW-E5B earbuds feature physical buttons for reliable control. Refer to the diagram below for specific functions:

Image: Key functions of the earbud buttons for music, calls, and other features.
- Function Key (Left Earbud):
- Single Press: Play/Pause music, Answer/End call.
- Double Press: Skip to next track.
- 1-Second Hold: Reject call.
- + (Plus) Key (Right Earbud):
- Single Press: Increase volume.
- Double Press: Skip to previous track.
- 1-Second Hold: Activate Voice Assistant (Siri/Google Assistant).
- - (Minus) Key (Right Earbud):
- Single Press: Decrease volume.
- Double Press: Toggle Ambient Sound mode.
- 1-Second Hold: Toggle Gaming Mode.
Listening Care
Listening Care is an intelligent equalization feature that ensures full-range sound at lower listening volumes. This technology dynamically adjusts the sound balance to maintain clarity and detail, preventing the need to increase volume excessively.

Image: Visual explanation of Listening Care, demonstrating its effect on sound at reduced volumes.
Ambient Sound
Activate Ambient Sound mode to hear your surroundings without removing your earbuds. This feature is useful for staying aware of your environment, such as when walking in public or needing to hear announcements.

Image: Icon for Ambient Sound mode.
Gaming Mode
Engage Gaming Mode to reduce audio latency, providing a more synchronized audio-visual experience for gaming or video playback.

Image: Icon for Gaming Mode.
Voice Assistant Activation
Access your device's voice assistant (Siri or Google Assistant) by holding the '+' (Plus) key on the right earbud for 1 second.

Image: Icon for activating voice assistants.
Yamaha Headphone Control App
For advanced settings and customization, download the Yamaha Headphone Control app. The app allows you to adjust EQ settings, manage features like Listening Care and Ambient Sound, and perform firmware updates.

Image: Icon for the Yamaha Headphone Control app.
Maintenance
Cleaning
- Regularly clean the earbuds and charging case with a soft, dry cloth.
- Remove eartips and clean them with mild soap and water, then dry thoroughly before reattaching.
- Gently clean the charging contacts on both the earbuds and the case with a dry cotton swab to ensure proper charging.
Storage
When not in use, store the earbuds in their charging case to protect them and keep them charged. Store the case in a cool, dry place away from direct sunlight and extreme temperatures.
Water Resistance (IPX5)
The TW-E5B earbuds are IPX5-rated, meaning they are resistant to water jets from any direction. This makes them suitable for use during exercise or in light rain. However, they are not designed for submersion in water.

Image: IPX5 water resistance rating icon.
Troubleshooting
If you encounter issues with your Yamaha TW-E5B earbuds, try the following solutions:
| Problem | Solution |
|---|---|
| No sound or low volume |
|
| Earbuds not pairing |
|
| Intermittent connection |
|
| Earbuds not charging |
|
Specifications
| Feature | Detail |
|---|---|
| Brand | Yamaha |
| Model Number | TW-E5BBU |
| Ear Placement | In Ear |
| Noise Control | Sound Isolation |
| Control Type | Media Control, App |
| Battery Life (Average) | Up to 30 Hours (8.5H earbuds + 21.5H case) |
| Frequency Range | 20 Hz - 20 kHz |
| Audio Driver Type | Dynamic Driver |
| Water Resistance Level | IPX5 (Water Resistant) |
| Connectivity Technology | Bluetooth, Qualcomm TrueWireless Mirroring, Wireless |
| Bluetooth Version | 5.2 |
| Bluetooth Range | 10 Meters |
| Material | Plastic |
| Item Weight | 7.04 ounces |
| Carrying Case Weight | 0.34 Pounds |
| UPC | 027108960593 |
Warranty and Support
Warranty Information
The Yamaha TW-E5B True Wireless Earbuds come with a 1-year manufacturer's warranty. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
Customer Support
For further assistance, technical support, or warranty inquiries, please visit the official Yamaha website or contact their customer service department. You can typically find contact information and detailed FAQs on the manufacturer's support pages.