Introduction
This manual provides essential instructions for the safe and effective use of your Sony MDR-V55 Over-Ear Headphones. Please read this manual thoroughly before using the product and retain it for future reference.
Product Overview
The Sony MDR-V55 headphones are designed for a high-quality audio experience, featuring a wired connection and an over-ear design for comfort and sound isolation. They are suitable for various uses including music listening and exercise.

Image 1: Sony MDR-V55 Over-Ear Headphones in their standard, unfolded configuration. The image displays the red earcups, black headband with the Sony logo, and the red audio cable.

Image 2: Sony MDR-V55 Over-Ear Headphones folded into a compact form for easy storage and portability. The earcups are rotated inwards, and the headband is collapsed.
Setup
- Unpack the Headphones: Carefully remove the headphones from their packaging.
- Unfold the Headphones: If folded, gently extend the headband and rotate the earcups into the listening position.
- Connect the Audio Cable: Insert the 3.5 mm jack of the audio cable into the headphone port of your audio device (e.g., smartphone, tablet, computer, MP3 player). Ensure the connection is secure.
- Adjust for Comfort: Place the headphones over your ears and adjust the headband for a comfortable and secure fit. The earcups should fully cover your ears.
Operating Instructions
- Audio Playback: Once connected to your audio device, begin playing audio. The sound will be transmitted through the headphones.
- Volume Control: Adjust the volume using the controls on your connected audio device.
- Remote Control (if applicable): If your specific model includes an in-line remote, use it to control playback functions such as play/pause or track skipping, as supported by your audio device.
- Folding for Storage: To store or transport the headphones, gently fold the earcups inwards and collapse the headband as shown in Image 2.
Maintenance and Care
- Cleaning: Use a soft, dry cloth to clean the exterior surfaces of the headphones. Do not use liquid cleaners or solvents.
- Earpad Care: Periodically check the earpads for wear. If they become worn or damaged, replacement earpads may be available from authorized service centers.
- Cable Management: Avoid sharply bending or twisting the audio cable. When storing, coil the cable loosely to prevent damage. The cable features a retractable design for convenience.
- Storage: Store the headphones in a cool, dry place, away from direct sunlight and extreme temperatures. Utilize the folding mechanism for compact storage.
- Avoid Moisture: Do not expose the headphones to water or excessive moisture.
Troubleshooting
If you encounter issues with your headphones, please refer to the following common solutions:
- No Sound:
- Ensure the 3.5 mm audio jack is fully inserted into both the headphones and the audio device.
- Check the volume level on your audio device.
- Test the headphones with a different audio device to rule out a device-specific issue.
- Inspect the audio cable for any visible damage.
- Distorted Sound:
- Lower the volume on your audio device.
- Ensure the audio source is of good quality.
- Check the audio cable for secure connections and damage.
- Uncomfortable Fit:
- Adjust the headband length until the earcups sit comfortably over your ears without excessive pressure.
- Ensure the earcups are correctly oriented (left/right).
If the issue persists after attempting these steps, please contact Sony customer support.
Specifications
| Model Number | MDR-V55 |
| Connectivity Technology | Wired |
| Headphones Jack | 3.5 mm Jack |
| Earpiece Shape | Over Ear |
| Audio Driver Type | Dynamic Driver |
| Frequency Range | 20 Hz - 20,000 Hz |
| Impedance | 16 Ohm |
| Item Weight | 7.8 Ounces |
| Special Feature | DJ Style, Retractable Cable |
| Control Method | Remote |
| Manufacturer | Sony |
| Country of Origin | China |
Warranty and Support
Your Sony MDR-V55 headphones come with a manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation included with your purchase or visit the official Sony support website.
For further assistance, product registration, or to find authorized service centers, please visit the Sony Official Store or the Sony support website.





