1. Introduction
Thank you for choosing HAOYUYAN T16 Wireless Earbuds. These earbuds are designed to provide a high-quality audio experience with advanced features for active lifestyles. This manual will guide you through the setup, operation, and maintenance of your new earbuds.
2. What's in the Box
- T16 Bluetooth Earbuds
- Charging Case
- User Manual
- S, M, L Eartips (one pair pre-installed)
- Type-C Charging Cable
3. Setup Guide
3.1 Initial Charging
Before first use, fully charge your earbuds and charging case. Connect the provided Type-C cable to the charging port on the case and a USB power source. The LED display on the charging case will indicate the battery level.

Image: HAOYUYAN T16 Earbuds and Charging Case with LED Display showing 80 hours battery life. The display indicates the charge status of both earbuds and the case.
3.2 Pairing with Your Device
- Open the charging case lid. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth.
- Search for available Bluetooth devices and select "T16" from the list.
- Once connected, the earbuds will automatically pair with your device for future use when the case is opened.

Image: HAOYUYAN T16 Earbuds pairing with a smartphone via Bluetooth 5.3. This visual demonstrates the seamless connection process.
3.3 Choosing the Right Eartips
For optimal sound quality and comfort, select the eartip size (S, M, L) that best fits your ears. A secure fit is crucial for sound isolation and stability during activities.

Image: HAOYUYAN T16 Earbuds with flexible ear hooks and different eartip sizes for sports. This image highlights the ergonomic design and customizable fit.
4. Operating Instructions
4.1 Touch Controls
The HAOYUYAN T16 earbuds feature intuitive touch controls for easy management of your audio and calls:
- Play/Pause: Single tap on either earbud.
- Next Track: Long press the right earbud.
- Previous Track: Long press the left earbud.
- Volume Up: Single tap the right earbud.
- Volume Down: Single tap the left earbud.
- Answer/End Call: Single tap on either earbud.
- Reject Call: Long press on either earbud.
- Activate Voice Assistant: Long press on either earbud (after rejecting a call).

Image: Diagram of HAOYUYAN T16 Earbuds touch controls for music and calls. This graphic illustrates the various touch gestures and their corresponding functions.
4.2 Sound Quality and Calls
Equipped with 14.2mm speakers, these earbuds deliver clear, balanced audio. The built-in microphone with environmental noise cancellation ensures clear call quality by filtering out background noise.

Image: Internal components of HAOYUYAN T16 Earbuds showing 14.2mm speaker for Hi-Fi stereo sound. This image details the audio driver technology.
5. Maintenance
5.1 Cleaning
Regularly clean your earbuds and charging case with a soft, dry cloth. Remove eartips and clean them separately with mild soap and water if necessary, ensuring they are completely dry before reattaching.
5.2 Water Resistance
The earbuds feature an IPX7 waterproof rating, making them resistant to sweat and splashes. They are suitable for sports and workouts but should not be submerged in water for extended periods.

Image: HAOYUYAN T16 Earbuds being splashed with water, demonstrating IPX7 waterproof rating. This visual confirms their suitability for sweaty activities.
6. Troubleshooting
- No Sound: Ensure earbuds are paired correctly and volume is adjusted. Check device audio output settings.
- Pairing Issues: Make sure earbuds are charged. Turn off Bluetooth on other nearby devices. Reset earbuds by placing them in the case and closing/opening the lid.
- Charging Problems: Verify the Type-C cable is securely connected to both the case and power source. Clean charging contacts on earbuds and case.
- Uncomfortable Fit: Try different eartip sizes (S, M, L) to find the best fit for your ears.
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | T16 |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Bluetooth Version | 5.3 |
| Audio Driver Type | Dynamic Driver (14.2mm speaker) |
| Battery Life (Earbuds) | Up to 8 hours (single charge) |
| Total Playtime (with Charging Case) | Up to 90 hours |
| Water Resistance Level | IPX7 Waterproof |
| Noise Control Features | Environmental Noise Cancellation |
| Control Type | Touch Control |
| Ear Placement | In Ear (Over Ear Form Factor) |
| Charging Port | Type-C |
8. Official Product Videos
HAOYUYAN T16 Wireless Earbuds Overview
Video: An overview of the HAOYUYAN T16 Wireless Earbuds, highlighting key features such as battery life, IPX7 water resistance, Hi-Fi stereo sound, crystal-clear calls, and smart touch controls.
HAOYUYAN T16 Wireless Earbuds Features
Video: A detailed look at the features of the HAOYUYAN T16 Wireless Earbuds, including sound quality, touch controls, Bluetooth connectivity, ergonomic design, and charging capabilities.
9. Warranty & Support
HAOYUYAN is committed to providing high-quality products. For warranty information and customer support, please refer to the contact details provided in your product packaging or visit the official HAOYUYAN website.




