Sony IER-EX15C Stereo Headphones
Getting Started
Connecting to a USB Type-C Compatible Smartphone
[Diagram Description]: A diagram shows the USB Type-C connector of the headphones being plugged into the USB Type-C port of a smartphone.
To begin using your headphones, connect them to a USB Type-C compatible smartphone. Ensure the connection is made correctly as shown in the diagram.
Included Items
Check Package Contents
[Note]: Upon opening the package, verify that all items listed below are present. If any items are missing, contact your dealer. Numbers in parentheses indicate the quantity of each item.
- Stereo Headphones (1)
- Hybrid Silicone Ear Tips (XS (2), M (2), XL (2)) (*)
- Cable Length Adjuster (1) (for coiling the cable to 50 cm)
- Instruction Manual (1 set)
Ear Tip Sizing
[Note]: The M-sized ear tips are attached to the left and right headphone units at the time of purchase. For optimal sound quality, select ear tips that fit your ears snugly.
[Diagram Description]: Diagrams illustrate the XS, M, and XL ear tips, showing the number of lines on the inner side of the ear tip base to identify the size: XS (1 line), M (3 lines), XL (5 lines).
[Note]: The cable length adjuster allows you to coil the cable to approximately 50 cm. Avoid winding the separated part of the plug and cable around the adjuster.
Replacing Ear Tips
Achieving the Correct Sound Quality
[Note]: The M-sized hybrid silicone ear tips are attached to the left and right headphone units at the time of purchase. For correct sound quality, the ear tip size must match your ear, and the headphones must be worn correctly.
[Note]: Try the following to achieve the correct sound quality:
- Experiment with different ear tip sizes, starting from the largest to the smallest. The best fit may differ for the left and right ears.
- Ensure the headphones are worn correctly in your ears. When wearing the headphones, insert the ear tip so that it fits snugly and as deeply as possible into your ear canal.
Removing Ear Tips
[Diagram Description]: A diagram shows how to remove an ear tip. Hold the headphone unit, twist the ear tip, and pull it off. Do not pinch the tail end when removing.
Attaching Ear Tips
[Diagram Description]: A diagram shows how to attach a new ear tip. Push the ear tip firmly onto the sound tube of the headphone unit. Ensure the tip of the ear tip covers the outer end of the sound tube. When attaching, make sure the ear tip is not loose or crooked.
[Note]: If the ear tip is not fully attached, it may detach from the headphone, or sound quality and durability may be compromised.
Parts and Controls
Component Identification:
[Diagram Description]: An illustration shows the headphones with numbered callouts.
- 1. Earbud (Left, Right)
- 2. Left unit: Marked with a tactile dot (A).
- 3. Touch point: Located on the left unit.
- 4. Remote control unit
- 5. Slider: Used to adjust the length of the left and right headphone cables.
- 6. Cable Length Adjuster: Allows coiling the cable to 50 cm. Do not wind the separated part of the plug and cable around the adjuster.
- 7. Right unit: Marked with an 'R'.
- 8. Headphone cable
- 9. USB Type-C® plug
- 10. Volume buttons (+/-): Located on the '+' side.
- 11. Multi-function button
- 12. Microphone
Connecting to a USB Type-C Compatible Smartphone
Connection Procedure
[Diagram Description]: A diagram shows the USB Type-C plug connecting to a smartphone's USB port.
[Note]:
- Do not apply excessive force to the connection area when connecting the cable.
- When connecting or disconnecting the cable, do not pull excessively on the cable. Connect or disconnect the connector directly to or from the port.
- If the cable connector becomes deformed, such as bent, stop using it immediately.
- Depending on your USB Type-C compatible smartphone, you may need to adjust settings to connect the headphones. The displayed name may vary by smartphone model (e.g., "Detect USB device" or "Enable USB On-The-Go connection"). Refer to your smartphone's operating instructions for details.
- When connecting to devices other than smartphones, the volume may increase. Be cautious:
- Do not connect the headphones while an application or content is playing.
- Do not connect the headphones while inserting the earbud into your ear.
Wearing the Headphones
Fitting the Headphones
[Diagram Description]: Diagrams illustrate the process.
- Check the left and right shape of the headphones. The left unit has a tactile dot (A).
- Insert the headphone units into your ears. Insert the left unit into your left ear and the right unit into your right ear.
- Adjust the fit of the headphone units in your ears. Twist the headphone units to insert the ear tip snugly into your ear canal.
[Note]: For optimal sound quality, the ear tip size must match your ear, and the headphones must be worn correctly. Try the following to achieve the correct sound quality:
- Replace with ear tips that fit more snugly in your ear. When replacing, try sizes from largest to smallest. The best fit may differ for the left and right ears.
- Refer to Step 3 to check if the headphones are worn correctly. Wear the headphones so the ear tip fits most comfortably.
Controlling Audio Devices
Using the Multi-function Button (A)
[Diagram Description]: Diagram shows the multi-function button (A) on the remote.
- Play Music: Press the multi-function button once during pause.
- Pause Music: Press the multi-function button once during playback.
- Skip to the beginning of the next track: Press the multi-function button twice. (▶️▶️)
- Skip to the beginning of the previous track or the current track: Press the multi-function button three times. (●●●)
- Activate Voice Assistant: Press and hold the multi-function button for approximately 2 seconds during music playback or pause. (?)
Using the Volume Buttons (B)
[Diagram Description]: Diagram shows the volume buttons (B) on the remote.
- Increase Volume: Press the volume button on the '+' side.
- Decrease Volume: Press the volume button on the '-' side.
[Note]: Functionality may not work correctly depending on the connected device, operating system, or application. In such cases, operate the connected device.
Making Calls
Answering a Call
[Note]: When you receive a call, you will hear a ringing sound in the headphones.
- When you hear the ringing, press the multi-function button (A) to answer the call. If you receive a call while music is playing, playback will pause, and you will hear the ringing sound.
[Diagram Description]: Diagram shows the remote with multi-function button (A) and microphone (B).
You can use the microphone (B) on the headphones for calls.
If You Cannot Hear the Ringing Through the Headphones
Check if the headphones are correctly connected to your smartphone.
Adjusting Volume During a Call
- Press the volume buttons (C) to adjust the volume.
[Diagram Description]: Diagram shows the volume buttons (C) on the remote.
Ending a Call
- After finishing the call, press the multi-function button on the headphones to end the call. If you received a call during music playback, music will resume automatically after ending the call.
[Tips]:
- Call volume can only be adjusted during a phone call.
- The headphone volume for calls and music playback can be adjusted independently. Even if you change the volume during a call, the music playback volume will remain unchanged.
[Notes]:
- Depending on the connected device, operating system, or application, certain situations may occur:
- Functions may not operate correctly when operating the headphones. In such cases, operate the connected device.
- Playback may not pause when you receive a call during music playback.
- Playback may not resume automatically after ending a call received during music playback.
- If the person you are calling is concerned about ambient noise, move the headphone microphone closer to your mouth. Do not cover the microphone holes with your fingers.
Call Functions
Using the Multi-function Button (A)
[Diagram Description]: Diagram shows the multi-function button (A) on the remote.
- When receiving a call: Press the multi-function button once to answer the call.
- Rejecting a call: Press and hold the multi-function button for approximately 2 seconds.
During a Call
- End a call: Press the multi-function button once.
- Mute/Unmute Microphone: Press and hold the multi-function button for approximately 2 seconds to mute or unmute the microphone. The operation may vary by model (Android smartphone). For iPhones, the microphone can only be muted by holding the multi-function button.
[Note]: Functionality may not work correctly depending on the connected device, operating system, or application. In such cases, operate the connected device.
Using Voice Assistant (Google™ app)
[Note]: By using the Google app and the microphone on your Android smartphone, you can operate your smartphone by speaking into the headphone microphone.
1. Set Assist & Voice Input to Google app
On your Android smartphone, navigate to: [Settings] > [Apps & notifications] > [Advanced] > [Default apps] > [Assist & voice input]. Then, set [Assist app] to Google app.
[Note]: The above steps are an example. Refer to your Android smartphone's operating instructions for details. Google app may require the latest version.
For models outside mainland China: Refer to your Android smartphone's operating instructions, support website, or the Google Play store for details about the Google app.
For models in mainland China: Refer to your Android smartphone's operating instructions or support website for details about the Google app.
[Note]: The Google app may not be launchable from the headphones depending on your Android smartphone's specifications.
2. Activate Google Assistant
When your smartphone is in standby or playing music, press and hold the multi-function button (A) on the headphones for approximately 2 seconds.
[Diagram Description]: Diagram shows the remote with multi-function button (A).
Google app has been activated.
3. Make Requests to Google
Speak your request to the Google app via the headphone microphone (B).
[Diagram Description]: Diagram shows the remote with microphone (B).
[Note]: For details about the Google app, refer to your Android smartphone's operating instructions. If no command is given for a certain period after activating the Google app, the voice command will be canceled.
[Notes]:
- The "Hey Google" command cannot activate Google Assistant even if the Google app is configured for it on your Android smartphone.
- Google app may not be launchable depending on your smartphone's specifications or app version.
- Google app is not functional when connected to devices incompatible with voice assistant functions.
Using Voice Assistant (Siri)
[Note]: By using Siri included with your iPhone, you can operate your iPhone by speaking into the headphone microphone.
1. Enable Siri
On your iPhone, select [Settings] > [Siri & Search]. Enable [Press Home for Siri] and [Allow Siri When Locked].
[Note]: The above operations are examples. Refer to your iPhone's operating instructions for details. For more information on Siri, refer to your iPhone's operating instructions or support website.
2. Activate Siri
When your iPhone is in standby or playing music, press and hold the multi-function button (A) on the headphones for approximately 2 seconds.
[Diagram Description]: Diagram shows the remote with multi-function button (A).
Siri has been activated.
3. Make Requests to Siri
Speak your request to Siri via the headphone microphone (B).
[Diagram Description]: Diagram shows the remote with microphone (B).
[Note]: For details about the Siri application, refer to your iPhone's operating instructions. After Siri is activated, it will deactivate if no request is made for a certain period.
[Notes]:
- The "Hey Siri" command cannot activate Siri even if the "Hey Siri" setting is enabled on your iPhone.
- Siri may not be launchable depending on your smartphone's specifications or app version.
Precautions
Static Electricity
[Note]: If you use the headphones in dry air, you may experience a slight tingling sensation in your ears. This is not a malfunction but is caused by static electricity accumulated on your body. Wearing clothing made of natural materials that do not easily generate static electricity can reduce this phenomenon.
Wearing the Headphones
[Note]:
- After use, slowly remove the headphones from your ears.
- The ear tip fits snugly in your ear. If you force the ear tip in or pull it out quickly, you may damage your eardrum. When wearing the headphones, the speaker diaphragm may emit a clicking sound. This is not a malfunction.
- Prolonged use of the headphones may cause symptoms such as ear itching or irritation. If you experience any of these symptoms, stop using the headphones immediately and consult a doctor, Sony support contact, or your nearest Sony dealer.
- For long-term use, it is recommended to remove the headphones from your ears periodically.
Other Precautions
[Note]:
- As the headphones are precision devices, avoid exposing them to excessive vibration.
- Occasionally clean the plug with a soft, dry cloth.
- Do not breathe into the sound tubes (sound output tubes).
- If you feel unwell while using the headphones, stop using them immediately.
- Prolonged use and storage may cause damage or deterioration of the ear tips.
- Do not drop the headphones or subject them to mechanical shock, as this may cause deformation or damage, leading to performance degradation.
- The headphones are not waterproof. If water or foreign matter enters the headphones, it may cause burning or malfunction. If water or foreign matter enters, stop using them immediately and consult a Sony support contact or your nearest Sony dealer. Pay special attention to the following situations:
- When using the headphones near a sink or container filled with liquid. Be careful not to drop the headphones into a sink or container filled with water.
- When using the headphones in rainy or snowy weather, or in humid places.
- When using the headphones while sweating.
- If you touch the headphones with wet hands or place them in the pocket of wet clothing, the headphones may get wet.
Cleaning the Headphones
[Note]: Dust and dirt on the exterior of the headphones can be wiped off with a damp cloth moistened with pure water. Do not use the following items, as they may damage the headphone's surface finish or cause other damage:
- Alcohol-based wet wipes
- Thinners
- Benzene, etc.
Do Not Use Near Medical Devices
[Note]: The headphones contain magnets. Magnets may interfere with pacemakers, programmable shunts for hydrocephalus treatment, or other medical devices. Do not bring the headphones close to individuals using such medical devices. If you use any such medical device, consult your doctor before using the headphones.
Keep Headphones Away from Magnetic Cards
[Note]: The headphones contain magnets. If magnetic cards are brought close to the headphones, their magnetism may be affected or they may become unusable.
Preventing Malfunction Due to Moisture
Headphone Water Resistance
[Note]: The headphones are not waterproof. If water or foreign matter enters the headphones, it may cause burning or malfunction. Avoid the following situations and be careful not to expose the headphones to moisture or dirt:
[Diagram Description]: Diagrams illustrate scenarios to avoid:
- Touching headphones with wet hands after doing chores in the kitchen or washing hands in the bathroom without drying them.
- Placing headphones in a breast pocket of wet clothing.
- Placing headphones in a bag with a cold PET bottle.
- Spilling beverages while eating or drinking.
[Note]: If the ear tips are not used correctly, water may enter the headphones and cause malfunction.
[Note]: The headphones are not waterproof. Do not immerse them in water or use them in humid places like bathrooms.
[Note]: Do not drop the headphones or subject them to mechanical shock, as this may cause deformation or damage.
About Licenses
[Note]: Network services, content, and software included with this product may be subject to independent terms and conditions, and may be changed, interrupted, or terminated at any time. They may also require fees, registration, and credit card information.
Trademarks
- Google, Android, and Google Play are trademarks of Google LLC.
- iPhone and Siri are registered trademarks of Apple Inc. in the U.S. and other countries.
- USB Type-C® and USB-C® are registered trademarks of USB Implementers Forum.
- All other trademarks and registered trademarks are trademarks or registered trademarks of their respective owners. The ™ and ® symbols are not indicated in this manual.
Troubleshooting
[Note]: If you have any questions, follow the procedures below:
- Check each section of this instruction manual.
- Restart the connected device, such as your smartphone.
- Access and check the support website below: https://www.sony.net/support/IER-EX15C/
- If the problem persists, contact the following Sony support contacts or your nearest Sony dealer: https://www.sony.net/support-contact
Specifications
- Power: Compatible USB bus power (5 V 25 mA)
- Operating Temperature: 0 °C to 40 °C
- Type: Closed, Dynamic
- Driver Unit: 5 mm
- Power Handling Capacity: 62.5 mW (IEC) 1)
- Cable: Built-in remote control and microphone, approx. 1.2 meters long, USB Type-C® plug
- Mass: Approx. 3 g (excluding cable)
1) IEC = International Electrotechnical Commission
[Note]: Design and specifications are subject to change without notice.
