KZ KZ EDA

KZ EDA Earphones User Manual

Model: KZ EDA

1. Introduction

The KZ EDA earphones are a versatile set of in-ear monitors designed to cater to various audio preferences. This set includes three pairs of dynamic earphones, each professionally tuned for a distinct sound profile: Bass-heavy (Gold), Balanced (Silver), and Hi-Res (Green). These earphones feature a high-end single dynamic driver, extraordinary craftsmanship with a durable metal frame, and an ergonomic design for comfortable wear.

KZ EDA Earphones packaging, showing three pairs of earphones, a cable, ear tips, and a user guide.
Figure 1.1: KZ EDA Earphones package contents, including earphones, cable, ear tips, and user guide.

Package Contents:

  • 3 Pairs of KZ EDA Earphones (Gold: Bass Version, Silver: Balanced Version, Green: Hi-Res Version)
  • 1 High-Purity Silver-Plated Detachable Cable (3.5mm plug, C Pin type)
  • Multiple pairs of Silicone Ear Tips
  • User Guide

2. Safety Information

Please read and follow all safety instructions before using your KZ EDA earphones to prevent damage or injury.

WARNING:

  • Safe use of headphones: Prolonged exposure to loud sounds can cause permanent hearing damage. Always listen at moderate volume levels.
  • When you drive, do not use headphones: Using headphones while driving or operating machinery can be dangerous and is illegal in many areas. Always be aware of your surroundings.
  • Keep out of reach of small children due to small parts that may pose a choking hazard.
  • Do not expose the earphones to extreme temperatures, humidity, or liquids.

3. Setup and Connection

3.1 Attaching the Cable

The KZ EDA earphones feature a detachable 2-pin C Pin connector cable. This allows for easy replacement or upgrade of the cable, including conversion to a wireless setup with a compatible Bluetooth cable (sold separately).

  1. Identify the left (L) and right (R) earpieces and the corresponding connectors on the cable.
  2. Align the 2-pin connector on the cable with the receptacle on the earpiece. Ensure the pins are correctly oriented.
  3. Gently push the cable connector into the earpiece until it is securely seated. Do not force the connection.
  4. Repeat for the other earpiece.
Close-up of the 2-pin gold-plated plug interface on the KZ EDA earphone, showing how the detachable cable connects.
Figure 3.1: Detachable 2-pin C Pin cable connection.

3.2 Choosing and Installing Ear Tips

Selecting the correct size of ear tips is crucial for optimal sound quality and comfort. Experiment with the provided ear tips to find the best fit for your ears.

  1. Gently remove the pre-installed ear tips by pulling them off the nozzle.
  2. Select a pair of ear tips that feel comfortable and create a good seal in your ear canal.
  3. Push the new ear tips onto the earphone nozzle until they are securely attached.

3.3 Connecting to an Audio Source

Plug the 3.5mm jack of the earphone cable into the audio output port of your mobile phone, music player, or other compatible device.

4. Operation

4.1 Wearing the Earphones

Insert the earphones into your ear canals. The ergonomic design provides approximately 26dB of passive noise cancellation when properly seated. Adjust for a snug and comfortable fit.

Diagram showing the ergonomic design of the KZ EDA earphone fitting comfortably in an ear, illustrating passive noise cancellation.
Figure 4.1: Ergonomic design for comfortable wear and passive noise cancellation.

4.2 Understanding the Tuning Versions

The KZ EDA set includes three distinct tuning versions, each offering a unique audio experience:

  • Gold (Bass Version): Tuned for a strong bass response, ideal for genres that benefit from powerful low frequencies.
  • Silver (Balanced Version): Offers a neutral and balanced sound profile, suitable for a wide range of music.
  • Green (Hi-Res Version): Provides clear high-frequency reproduction and detailed sound, perfect for critical listening and high-resolution audio.
Three pairs of KZ EDA earphones in their box, labeled 'Heavy Bass Version' (gold), 'Balanced Version' (silver), and 'High-Resolution Version' (green).
Figure 4.2: The three tuning versions of KZ EDA earphones.
Frequency response graph showing the distinct tuning curves for the Bass (black), Balanced (white), and Hi-Res (cyan) versions of the KZ EDA earphones.
Figure 4.3: Frequency response curves for Bass, Balanced, and Hi-Res versions.

4.3 Using the Microphone (if applicable)

If your cable includes a microphone, it can be used for hands-free calls or voice commands with compatible devices. Refer to your device's manual for specific microphone input settings.

5. Care and Maintenance

5.1 Cleaning the Earphones

  • Regularly clean the ear tips with a soft, damp cloth. For deeper cleaning, remove the ear tips and wash them with mild soap and water, then dry thoroughly before reattaching.
  • Wipe the earphone bodies and cable with a dry, soft cloth.
  • Do not use harsh chemicals or abrasive materials for cleaning.

5.2 Cable Care

The high-purity silver-plated cable is designed for durability, undergoing 50,000-80,000 swing tests. To prolong its life:

  • Avoid sharp bends or excessive pulling on the cable.
  • Store the cable neatly when not in use to prevent tangling.
  • When detaching the cable, always grip the connector housing, not the cable itself.
Image showing the high-purity silver-plated cable, highlighting its durability with 50,000-80,000 swing test times.
Figure 5.1: High-purity silver-plated cable designed for durability.

6. Troubleshooting

Problem Possible Cause Solution
No sound or intermittent sound
  • Cable not fully connected.
  • Incorrect ear tip fit.
  • Audio source volume too low or muted.
  • Damaged cable or earpiece.
  • Ensure cable is securely attached to both earpieces and the audio source.
  • Adjust ear tips for a proper seal.
  • Increase volume on your audio device.
  • Test with another cable or audio device to isolate the issue.
Poor sound quality (e.g., weak bass, muffled sound)
  • Poor ear tip seal.
  • Ear tips or nozzles are dirty.
  • Incorrect tuning version selected for preference.
  • Ensure ear tips create a tight seal in your ear canal.
  • Clean ear tips and earphone nozzles.
  • Try a different tuning version (Bass, Balanced, Hi-Res) to match your audio preference.
Earphones fall out easily
  • Incorrect ear tip size.
  • Improper wearing technique.
  • Experiment with different ear tip sizes for a more secure fit.
  • Ensure the cable is routed over your ear for added stability.

7. Specifications

Feature Detail
Model KZ EDA
Brand KZ
Category Earphones & Headphones
Vocalism Principle Dynamic
Frequency Response Range 20 - 40000Hz
Sensitivity 112.53±2dB
Impedance 34Ω
Communication Wired (Detachable Cable)
Connectors 3.5 MM
Plug Type Line Type
Pin Type C Pin cable (2-pin)
Line Length 1.25m
With Microphone Yes (depending on cable variant)
Active Noise-Cancellation No (features passive noise cancellation)
Volume Control No (on standard cable)
Control Button No (on standard cable)
Waterproof No
Support APP No
Material Plastic (shell), High-rigidity metal (frame)
Certification CE
Origin Mainland China
Table of specifications for KZ EDA earphones, including model, frequency, sensitivity, impedance, plug type, and color versions.
Figure 7.1: Detailed product specifications.

Driver Technology:

  • Magnetic Gap: 0.15mm for stronger output and lower distortion.
  • Driver Loop: Customized 0.035mm diameter for stable and efficient vibration frequency.
  • Diaphragm: Single temperature-controlled forming diaphragm, 4.8 microns thick, reduces vibration attenuation and improves transient performance.
Diagram illustrating the internal components of the KZ EDA dynamic driver, showing the 0.15mm magnetic gap, 0.035mm diameter loop, and 4.8 micron diaphragm.
Figure 7.2: Internal structure and key features of the dynamic driver.

8. User Tips

  • Cable Compatibility: The 2-pin C Pin connector allows for easy cable upgrades. If you wish to convert your KZ EDA earphones to wireless, look for compatible Bluetooth cables with C Pin connectors.
  • Microphone Functionality: Ensure your audio source device is configured to use the inline microphone if your cable variant includes one.
  • Tuning Experimentation: Take advantage of the three included tuning versions. Switch between the Bass, Balanced, and Hi-Res earphones to find the best sound profile for different music genres or personal preferences.

9. Frequently Asked Questions (FAQ)

Q: What are the main features of the KZ EDA earphones?
A: The main features include a detachable cable, an optional microphone (depending on cable variant), and three distinct tuning versions (Bass, Balanced, Hi-Res) in one set.
Q: Are these earphones wireless or Bluetooth?
A: The KZ EDA earphones are primarily wired. However, they feature a detachable 2-pin C Pin cable, allowing you to replace the original cable with a compatible Bluetooth cable (purchased separately) to convert them into wireless earphones.
Q: What are the intended functions of these earphones?
A: They are designed for use with mobile phones, as HiFi headphones for high-fidelity audio, and for sports activities.
Q: What type of connector does the detachable cable use?
A: The earphones use a 2-pin C Pin type connector for the detachable cable.

10. Warranty and Support

For warranty information and customer support, please refer to the documentation provided at the point of purchase or contact the manufacturer directly. Keep your proof of purchase for any warranty claims.

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