1. Introduction
This manual provides detailed instructions for the Denon AH-C630W True Wireless Earphones. Please read this manual thoroughly before using your earphones to ensure proper operation and to maximize your listening experience. Keep this manual for future reference.

Image: Denon AH-C630W True Wireless Earphones, black, resting in their open charging case. A small LED indicator is visible on the case.
2. What's in the Box
Verify that all items are present in the package:
- Pair of Denon AH-C630W True Wireless Earphones
- Charging Case
- Silicone Ear Tips (Sizes: Small, Medium, Large)
- 8-inch USB-C to USB-A Charging Cable
- Documentation (including this user manual)
3. Setup
3.1. Initial Charging
Before first use, fully charge the earphones and the charging case. Connect the supplied USB-C cable to the charging case and a USB power source. The indicator light on the case will show charging status.

Image: Black Denon AH-C630W earphones next to their charging case, accompanied by a battery icon, illustrating the charging function.
A full charge provides up to 4.5 hours of continuous playback for the earphones, with the charging case extending total listening time to approximately 18 hours.
3.2. Pairing with a Bluetooth Device
- Open the charging case. The earphones will automatically enter pairing mode.
- On your Bluetooth-enabled device (smartphone, tablet, etc.), go to the Bluetooth settings.
- Select "Denon AH-C630W" from the list of available devices.
- Once connected, a confirmation sound or message may be heard.

Image: Black Denon AH-C630W earphones and their charging case, with a Bluetooth symbol indicating wireless connectivity.
The earphones can seamlessly connect to up to 8 Bluetooth devices. To switch between paired devices, simply select the earphones from your device's Bluetooth menu.
3.3. Selecting Ear Tips for Optimal Fit
For the best sound quality and comfort, choose the silicone ear tips that provide a secure seal in your ear canal. Three sizes (S, M, L) are included. Experiment with different sizes to find the most comfortable and effective fit.

Image: White Denon AH-C630W True Wireless Earphones and their charging case, highlighting their comfortable and secure design.
4. Operating Instructions
4.1. Basic Controls (Touch)
The Denon AH-C630W earphones feature touch controls for various functions:
- Play/Pause: Single tap on either earphone.
- Next Track: Double tap on the right earphone.
- Previous Track: Triple tap on the right earphone.
- Answer/End Call: Single tap on either earphone.
- Reject Call: Press and hold on either earphone.
- Voice Assistant: Triple tap on the left earphone (functionality depends on connected device).
4.2. Audio Playback and Calls
The earphones are tuned for dynamic audio and clear vocals. The built-in microphone ensures clear voice transmission during calls.

Image: Black Denon AH-C630W earphones, accompanied by a microphone icon, indicating their call functionality.
4.3. Water Resistance
The Denon AH-C630W earphones are IPX4 rated, meaning they are resistant to splashes of water from any direction. This makes them suitable for workouts and daily commutes, but they are not designed for submersion in water.

Image: White Denon AH-C630W earphones in their charging case, with a water drop icon signifying their water-resistant design.
5. Maintenance
To ensure longevity and optimal performance of your earphones:
- Regularly clean the ear tips and earphone grilles with a soft, dry cloth to remove earwax and debris.
- Do not use abrasive cleaners or solvents.
- Store the earphones in their charging case when not in use to protect them and keep them charged.
- Avoid exposing the earphones to extreme temperatures or direct sunlight for extended periods.
6. Troubleshooting
| Problem | Solution |
|---|---|
| Earphones do not power on. | Ensure the earphones and charging case are fully charged. Place earphones in the case and close it, then open again. |
| Cannot pair with a device. |
|
| No sound or low volume. |
|
| Charging case not charging. |
|
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | AH-C630W |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Audio Driver Type | Dynamic Driver |
| Frequency Range | 20 Hz to 20,000 Hz |
| Battery Life (Earphones) | Up to 4.5 hours |
| Total Battery Life (with Case) | Up to 18 hours |
| Water Resistance Level | IPX4 (Water Resistant) |
| Control Method | Touch |
| Included Components | Earphones, Charging Case, Silicone Ear Tips (S, M, L), USB-C Charging Cable, Documentation |
| Item Weight | 52.4 Grams (1.85 ounces) |
8. Warranty and Support
For warranty information and technical support, please refer to the documentation included in your product package or visit the official Denon website. Keep your proof of purchase for warranty claims.
For further assistance, you may contact Denon customer support directly.







