Introduction
Thank you for choosing the HTC True Wireless Bluetooth Earbuds 2. These in-ear headphones are designed to provide an immersive stereo sound experience with features like ENC Noise Cancellation for clear voice calls, volume control, IPX5 water resistance, and a built-in microphone. Enjoy up to 32 hours of playtime for calling, gaming, and running. This manual will guide you through the setup, operation, and maintenance of your new earbuds.

Image: HTC True Wireless Bluetooth Earbuds 2 in black, shown with their charging case. The earbuds are sleek and compact, fitting securely within the case.
Video: An official product video showcasing the HTC True Wireless Bluetooth Earbuds 2, highlighting their design, comfort, and key features such as ENC noise cancellation and touch controls. The video demonstrates the earbuds in white and pink colors, their comfortable fit, one-second connection, and voice assistant activation.
Package Contents
Upon opening your package, please ensure all the following items are present:
- 1x Pair of HTC True Wireless Bluetooth Earbuds 2
- 1x Charging Case
- 1x USB-C Charging Cable
- 2x Pairs of Rubber Eartips (S/L sizes, in addition to the pre-installed M size)
- 1x English User Manual (this document)
Setup Guide
1. Charging the Earbuds and Case
Before first use, fully charge both the earbuds and the charging case.
- Place the earbuds into the charging case, ensuring they are correctly seated.
- Connect the USB-C charging cable to the charging port on the case and the other end to a USB power source (e.g., wall adapter, computer USB port).
- The indicator light on the charging case will show charging status. A full charge typically takes about 1.5 hours.

Image: The HTC True Wireless Bluetooth Earbuds 2 charging case with a USB-C cable connected, illustrating the charging process. The image highlights the Type-C port and the 32-hour total playtime with the charging case.
A single charge provides over 8 hours of playback, and the charging case provides an additional 24 hours, totaling up to 32 hours of playtime.
2. Pairing with Your Device
The earbuds utilize Bluetooth 5.3 technology for quick and stable connections.
- Open the charging case. The earbuds will automatically enter pairing mode (indicator lights will flash).
- On your device (smartphone, tablet, computer), enable Bluetooth.
- Search for "HTC TWS3" in the list of available Bluetooth devices and select it to connect.
- Once connected, the indicator lights on the earbuds will stop flashing.
The earbuds will automatically reconnect to the last paired device when taken out of the case, if Bluetooth is enabled on the device.

Image: An illustration demonstrating the quick pairing process and wide compatibility of the HTC True Wireless Earbuds 2 with various devices, highlighting Bluetooth 5.1 technology for stable connection and low power consumption.
3. Fitting the Earbuds
For optimal sound quality and comfort, choose the correct size of eartips. Three sizes (S, M, L) are provided.
- Gently insert the earbud into your ear canal.
- Rotate the earbud slightly until it feels secure and comfortable.
- If the fit is loose or uncomfortable, try a different size eartip.

Image: A person wearing the HTC True Wireless Bluetooth Earbuds 2, demonstrating their ultra-light and easy-to-carry design. The image also shows the ergonomic shape and included S/M/L earplugs for a comfortable fit.
Operating Instructions
The HTC True Wireless Bluetooth Earbuds 2 feature smart touch controls for easy management of your audio and calls.

Image: A visual guide detailing the smart touch controls for the HTC True Wireless Bluetooth Earbuds 2. It illustrates gestures for play/stop, answer/hang up/reject calls, previous/next track, volume control, and activating voice assistant.
| Action | Gesture | Earbud |
|---|---|---|
| Play / Pause | Tap once | Left or Right |
| Answer / End Call | Tap once | Left or Right |
| Reject Call | Tap and hold for 2 seconds | Left or Right |
| Next Track | Tap and hold right earbud for 2 seconds | Right |
| Previous Track | Tap and hold left earbud for 2 seconds | Left |
| Volume Up | Double-tap | Right |
| Volume Down | Double-tap | Left |
| Activate Voice Assistant | Triple-tap | Left or Right |
You can use both earbuds for stereo sound or use each earbud independently with different devices, depending on your listening needs.

Image: An illustration showing the versatility of the HTC True Wireless Earbuds 2, allowing users to enjoy stereo sound with both earbuds or use each earbud separately with different devices. It also indicates a maximum range of 10 meters between earbuds for independent use.
Maintenance
Cleaning
To maintain optimal performance and hygiene, regularly clean your earbuds and charging case.
- Use a soft, dry, lint-free cloth to wipe the surface of the earbuds and charging case.
- For the eartips, remove them from the earbuds and clean with a damp cloth. Ensure they are completely dry before reattaching.
- Gently remove any earwax or debris from the earbud mesh using a small, soft brush or cotton swab.
- Avoid using abrasive materials, alcohol, or chemical cleaners.
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 earbuds are designed with IPX5 sweatproof rating, meaning they can withstand splashes of water and sweat. They are suitable for workouts and daily use. However, they are not designed for submersion in water or for use during swimming. Do not expose them to running water or heavy rain. Ensure the earbuds are dry before placing them back into the charging case to prevent damage.
Troubleshooting
If you encounter any issues with your HTC True Wireless Bluetooth Earbuds 2, please refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Earbuds not pairing/connecting | Bluetooth off, out of range, earbuds not in pairing mode, interference. |
|
| No sound from one or both earbuds | Low battery, improper fit, volume too low, connection issue. |
|
| Charging case not charging | Faulty cable/adapter, dirty charging port. |
|
| Touch controls not responding | Earbuds not properly seated, temporary software glitch. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | TWS3 |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Noise Control | Sound Isolation (ENC for calls) |
| Ear Placement | In Ear |
| Control Type | Volume Control, Touch Control |
| Water Resistance Level | IPX5 (Sweatproof) |
| Battery Life (Earbuds) | Up to 8 hours (single charge) |
| Total Playtime (with case) | Up to 32 hours |
| Charging Time | Approx. 1.5 hours |
| Charging Port | USB-C |
| Compatible Devices | iOS, Android, Samsung, LG, etc. |
| Item Weight | 2.39 ounces |
| Manufacturer | HTC |
Warranty and Support
Your HTC True Wireless Bluetooth Earbuds 2 come with a 360 Days Warranty Extension. This warranty covers manufacturing defects and ensures your product performs as expected.
For any questions, concerns, or technical assistance, our customer support team is available. We provide 7*24 Live Chat Support to assist you promptly. Please refer to the contact information provided with your purchase or visit the official HTC support website for further details.
Manufacturer: HTC