Introduction
This manual provides essential information for the proper use and care of your Audio-Technica ATH-EW9 W Series On-Ear Headphones. Please read these instructions thoroughly before using the product to ensure optimal performance and longevity.

Figure 1: Front view of the Audio-Technica ATH-EW9 W Series On-Ear Headphones.
Key Features
- High sound quality design utilizing solid shaved housings.
- One-touch attachment with precision mechanism metal ear hangers.
- Slide-fit mechanism for a secure and comfortable fit.
- Powerful sound delivered by large diameter 1.1-inch (28 mm) drivers with strong neodymium magnets.
- Tangle-resistant high elastic elastomer cord (0.6 m) with an included 1 m extension cord.
Video 1: An overview of the Audio-Technica W Series Sealed Headphones, highlighting key features and design elements.
Setup
- Unpacking: Carefully remove the headphones and all accessories from the packaging. Verify that all components listed in the 'What's in the Box' section are present.
- Connecting the Cable: Connect the 0.6 m elastomer cord to your audio device. If additional length is required, attach the 1 m extension cord between the main cable and your device. Ensure connections are secure.
- Adjusting Ear Hangers: The ATH-EW9 features metal ear hangers with a slide-fit mechanism. Gently adjust the ear hangers to fit comfortably and securely over your ears. The rubber support on the ear hangers is designed for comfort.

Figure 2: Diagram showing the adjustable slide-fit mechanism and rubber support for the ear hangers, allowing for a customized fit.
Operating Instructions
- Wearing the Headphones: Place the ear hangers over your ears, ensuring the earcups rest gently on your ears. Adjust the slide-fit mechanism for a snug and comfortable fit.
- Audio Playback: Connect the 3.5 mm jack to your audio source (e.g., smartphone, tablet, laptop). Start playing audio from your device.
- Volume Control: Adjust the volume using your connected audio device. These headphones do not feature integrated volume controls.
- Disconnection: To disconnect, gently pull the 3.5 mm jack from your audio device. Avoid pulling directly on the cable to prevent damage.

Figure 3: The ATH-EW9 headphone shown with its standard 3.5mm jack cable and an additional extension cable for increased reach.
Maintenance
- Cleaning: Wipe the headphones with a soft, dry cloth. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the headphones in the provided protective case to prevent dust accumulation and physical damage.
- Cable Care: Avoid sharp bends or excessive pulling on the cable. The tangle-resistant design helps, but proper handling extends cable life.
- Temperature: Avoid exposing the headphones to extreme temperatures or high humidity.

Figure 4: The retail packaging for the ATH-EW9 headphones, which includes a protective case for storage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound | Cable not fully connected; device volume too low; incorrect audio output selected on device. | Ensure the 3.5 mm jack is fully inserted. Increase device volume. Check audio output settings on your device. |
| Sound is distorted | Device volume too high; damaged cable; audio file quality. | Lower device volume. Try a different audio source or cable. Ensure audio files are not corrupted. |
| Headphones uncomfortable | Improper fit of ear hangers. | Adjust the slide-fit mechanism and position the ear hangers carefully for a comfortable and secure fit. |
Specifications
- Model Name: ATH-EW9
- Connectivity Technology: Wired
- Headphones Jack: 3.5 mm Jack
- Audio Driver Size: 28 Millimeters
- Audio Driver Type: Dynamic Driver
- Impedance: 29 Ohms
- Ear Placement: On Ear
- Form Factor: Over Ear
- Material: Metal (housings), Elastomer (cord)
- Item Weight: 1.16 ounces (approx. 33 grams)
- Product Dimensions: 6.14 x 3.39 x 1.65 inches
- Special Feature: Lightweight
- Noise Control: Passive Noise Cancellation
- Color: Red
What's in the Box
- Audio-Technica ATH-EW9 On-Ear Headphones
- 0.6 m Elastomer Cord (attached)
- 1 m Extension Cord
- Protective Case
Warranty and Support
Audio-Technica products are manufactured to high quality standards and are warranted against defects in materials and workmanship. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Audio-Technica website. For technical support or service inquiries, please contact Audio-Technica customer service.
Online Support: www.audio-technica.com





