1. Introduction
Welcome to the user manual for your HOCO W35 Air Over-ear Bluetooth Headphones. These headphones are designed to provide a high-quality audio experience with extended battery life and versatile connectivity options. Please read this manual carefully to ensure proper use and maintenance of your device.

2. Package Contents
Please check the box for the following items:
- HOCO W35 Air Over-ear Bluetooth Headphones
- User Manual
- Charging Cable (Type-C)
- Detachable Audio Cable (3.5mm AUX)
3. Product Features
- Bluetooth 5.3: For stable and efficient wireless connection.
- Extended Battery Life: Up to 45 hours of music/talk time.
- Multiple Playback Modes: Supports Bluetooth, TF card, and 3.5mm AUX audio input.
- 40mm Dynamic Coil Unit: Delivers clear and powerful sound.
- Comfortable Design: Features air-soft earmuffs and headband for prolonged wear.
- Scalable and Rotatable: Ergonomic design with adjustable headband and 90-degree rotatable earcups for a perfect fit.
- Integrated Microphone: For hands-free calls.
- Volume and Control Buttons: Easy access to adjust volume and manage calls/playback.
- Waterproof: Designed to withstand splashes and sweat.
- Material: Durable ABS construction.


4. Setup
4.1 Initial Charging
- Connect the provided Type-C charging cable to the charging port on the headphones.
- Connect the other end of the cable to a USB power source (e.g., wall adapter, computer USB port).
- The indicator light will show charging status (refer to LED indicator section for details).
- A full charge takes approximately 2 hours, providing up to 45 hours of music/talk time.
4.2 Bluetooth Pairing
- Ensure the headphones are fully charged.
- Press and hold the power button until the LED indicator flashes, indicating pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth.
- Search for available Bluetooth devices and select "HOCO W35 Air" from the list.
- Once connected, the LED indicator will change (refer to LED indicator section).

4.3 Wearing the Headphones
Adjust the headband and rotate the earcups to find a comfortable and secure fit. The soft earcups and adjustable design ensure comfort during long listening sessions.
5. Operation
5.1 Power On/Off
- Power On: Press and hold the power button for approximately 3 seconds.
- Power Off: Press and hold the power button for approximately 3-5 seconds.
5.2 Volume Control
Rotate the dedicated control button on the earcup to adjust the volume up or down.
5.3 Call Management
- Answer/End Call: Single-click the control button.
- Reject Call: Press and hold the control button for 2 seconds.
5.4 Music Playback
- Play/Pause: Single-click the control button.
- Next Track: Double-click the control button.
- Previous Track: Triple-click the control button.
5.5 Playback Modes
The HOCO W35 Air supports three playback modes:
- Bluetooth Mode: Connect wirelessly to your device.
- TF Card Mode: Insert a TF (MicroSD) card with your music files into the dedicated slot. The headphones will automatically switch to TF card playback.
- AUX Mode: Connect the provided 3.5mm audio cable to the AUX port on the headphones and to your audio source.
6. Maintenance
6.1 Cleaning
- Use a soft, dry cloth to clean the exterior of the headphones.
- For earcups and headband, gently wipe with a slightly damp cloth and allow to air dry completely before use.
- Do not use harsh chemicals or abrasive cleaners.
6.2 Storage
- Store the headphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid placing heavy objects on top of the headphones.
- If storing for an extended period, ensure the headphones are fully charged to preserve battery health.
6.3 Water Resistance
The headphones are waterproof, meaning they are resistant to splashes and sweat. However, they are not designed for submersion in water. Avoid exposing them to heavy rain or submerging them in any liquid.
7. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Headphones do not power on | Ensure the battery is charged. Connect to a power source using the Type-C cable. |
| Cannot pair with device | Make sure headphones are in pairing mode (flashing LED). Turn off and on Bluetooth on your device. Move closer to the headphones. |
| No sound or low volume | Check volume levels on both headphones and your connected device. Ensure the correct playback mode is selected. If using AUX, ensure the cable is fully inserted. |
| Poor sound quality | Ensure there are no obstructions between the headphones and your device. Try moving closer to your device. Disconnect and reconnect Bluetooth. |
| Microphone not working | Ensure the headphones are properly connected. Check microphone settings on your device. |
8. Specifications
| Attribute | Value |
|---|---|
| Product Name | W35 Air Triumph BT headphones |
| Brand Name | HOCO |
| Model | W35 Air |
| Material | ABS |
| Weight | 364g (Product net weight: 208g) |
| Speaker Unit | 40mm |
| Bluetooth Version | 5.3 |
| Transmission Range | 10m-20m |
| Sensitivity | 98dB±3dB |
| Battery Capacity | 400mAh |
| Charging Time | 2 hours |
| Music/Talk Time | Up to 45 hours |
| Product Size | 204 x 185 x 84mm |
| Earcups Type | Sealed |
| Headphone Pads Material | Silicone |
| Connectors | Type-C (charging), 3.5mm AUX |
| Features | Waterproof, With microphone, Sound Isolating, Support Memory Card |
| Colors Available | Black, Silver, Blue, Green |

9. User Tips
- Comfort Adjustment: Take time to adjust the headband and earcups for the most comfortable fit, especially during long listening sessions. The rotatable earcups and adjustable headband are designed for this purpose.
- Versatile Connectivity: Don't forget to utilize all three playback modes. The TF card slot is great for offline music, and the AUX cable ensures connectivity even when the battery is low or for non-Bluetooth devices.
- Accessory Compatibility: Please note that these are HOCO W35 Air headphones and are not designed to be compatible with accessories made for other brands like AirPods Max.
- Included Cables: A charging cable (Type-C) and a detachable 3.5mm audio cable are included in the package for your convenience.
10. Warranty and Support
For warranty information, technical support, or any product-related inquiries, please refer to the official HOCO website or contact your retailer. Keep your purchase receipt as proof of purchase for warranty claims.