The CCA KZ AZ09 IEM Bluetooth Adapter is designed to transform your wired In-Ear Monitors (IEMs) into wireless Bluetooth headphones. This module provides a stable and high-fidelity audio experience, offering the convenience of wireless connectivity without compromising sound quality. It is compatible with IEMs featuring 0.75mm or 0.78mm C-pin connectors.
Note: This product is the Bluetooth earhook adapter only and does not include the earphones (IEMs).
Key Features:
Wired to Wireless Conversion: Easily convert compatible wired IEMs to wireless Bluetooth headphones.
High-Fidelity Audio: Utilizes Bluetooth 5.4 technology and AAC advanced audio coding for clear and stable sound transmission.
Extended Battery Life: Up to 6 hours of playback per earbud on a single charge, with the 400mAh charging case providing up to 30 hours of total listening time.
Dual Host & High-Performance Game Mode: Supports independent use of each earhook and offers a dedicated low-latency mode for gaming.
Lightweight & Ergonomic Design: Each earhook weighs approximately 4.5g, ensuring a comfortable and pressure-free wearing experience.
Intuitive One-Key Operation: Simple controls for music playback, call management, and voice assistant activation.
Waterproof Design: Provides protection against sweat and light splashes.
Image: The KZ-AZ09 TWS HD Bluetooth Ear Hook adapters shown with their charging case, highlighting the product's wireless capability.
2. Setup Guide
2.1 Charging the Device
Before first use, fully charge the CCA KZ AZ09 Bluetooth Adapter and its charging case. The charging case has a capacity of 400mAh.
Connect the charging case to a USB power source using a compatible charging cable (not specified if included, assume standard USB-C or Micro-USB).
Charging Indicator: While charging, the red light on the case will be on.
Low Battery Indicator: When the battery is low, the indicator light will flash red 4 times every 30 seconds.
Fully Charged Indicator: Once fully charged, the green light will be on.
Image: Illustration of the charging case with indicators for low battery (red flashing) and fully charged (green light on).
2.2 Attaching to IEMs
The AZ09 adapter is designed for IEMs with 0.75mm or 0.78mm C-pin connectors. Ensure your IEMs have the correct pin type for compatibility.
Identify the left (L) and right (R) earhooks. The "L" applies to the left ear, and "R" applies to the right ear.
Carefully connect the Bluetooth earhook to your IEM. Align the pins and gently push the IEM into the earhook's connector until it is securely seated.
Place the earhook over your ear, ensuring the IEM is properly inserted into your ear canal. Adjust for comfort and optimal sound.
Image: A visual guide demonstrating the connection of a wired earphone to the Bluetooth earhook, highlighting the C-pin interface.
Image: A diagram illustrating the difference between B-pin and C-pin connectors, showing compatible IEM models for each type. The AZ09-C model is compatible with C-pin IEMs.
Image: Multiple examples of different IEMs successfully connected to the AZ09 Bluetooth earhooks, demonstrating broad compatibility with C-pin earphones.
2.3 Bluetooth Pairing
Once the earhooks are attached to your IEMs and charged, they are ready for Bluetooth pairing.
Remove both earhooks from the charging case. They will automatically enter pairing mode.
On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
Select "KZ AZ09" (or similar name) from the list of found devices.
Once connected, you will hear an audible confirmation, and the indicator light on the earhooks may change (refer to specific light behavior in future updates if available).
The AZ09 features a dual-host design, allowing for independent use of each earhook. After initial pairing, they should automatically reconnect to your device when removed from the case.
3. Operating Instructions
The CCA KZ AZ09 Bluetooth Adapter features a multi-functional button on each earhook for easy control.
3.1 Music and Call Control
Image: A visual guide detailing the various functions controlled by the multi-functional button on the earhook.
Action
Function
Click the button
Play / Pause music
Double-click left earhook
Previous song
Double-click right earhook
Next song
Long press for 2 seconds
Activate Voice Assistant (Siri, Google Assistant, etc.)
Touch switch (during incoming call)
Answer / Hang up call
Long press (during incoming call)
Refuse incoming call
3.2 High-Performance Game Mode
The earhook features a high-performance mode designed to provide faster audio transmission speeds, reducing latency for an improved gaming experience. Refer to the product's specific instructions or app (if available) for how to activate this mode, as it's typically a toggle function.
3.3 Wearing Comfort
The ergonomic design ensures a comfortable fit for extended periods. The earhooks are lightweight and made from skin-friendly resin material.
Image: A visual representation emphasizing the small, light, and comfortable design of the earhooks, highlighting their lightweight and skin-friendly resin material.
Image: Step-by-step instructions on how to correctly distinguish left/right earhooks, connect them to IEMs, and wear them comfortably over the ear.
4. Maintenance
Proper care and maintenance will extend the lifespan of your CCA KZ AZ09 Bluetooth Adapter.
Cleaning: Use a soft, dry, lint-free cloth to clean the earhooks and charging case. Do not use abrasive cleaners, alcohol, or chemical solvents.
Water Resistance: The device is waterproof, meaning it can withstand sweat and light splashes. However, it is not designed for submersion in water. Avoid exposing it to heavy rain or showering.
Storage: When not in use, store the earhooks in their charging case to protect them and keep them charged. Store in a cool, dry place away from direct sunlight and extreme temperatures.
Charging Port: Keep the charging port free of dust and debris.
5. Troubleshooting
If you encounter issues with your CCA KZ AZ09 Bluetooth Adapter, refer to the following common solutions:
Problem
Possible Cause / Solution
Cannot power on
Battery is low. Place earhooks in the charging case and ensure the case is charged.
Cannot pair with device
Ensure Bluetooth is enabled on your device.
Make sure the earhooks are in pairing mode (usually automatic when removed from case).
Move the earhooks closer to your device.
Forget "KZ AZ09" from your device's Bluetooth list and try pairing again.
Restart your device.
No sound or intermittent sound
Ensure the earhooks are properly connected to your IEMs.
Check the volume level on both your device and the earhooks.
Ensure the earhooks are within Bluetooth range (up to 15 meters).
Try reconnecting the Bluetooth connection.
Check if the IEMs themselves are functioning correctly with a wired connection.
Charging case not charging
Ensure the charging cable is securely connected to both the case and the power source.
Try a different charging cable or power adapter.
Check if the charging port is clean and free of debris.
Controls not responding
Ensure the earhooks are connected to your device.
Try restarting the earhooks by placing them back in the case and taking them out again.
6. Product Specifications
Model Name
KZ AZ09
Connectivity Technology
Wireless (Bluetooth)
Bluetooth Version
5.4
Bluetooth Range
Up to 15 meters (49 feet)
Compatible IEM Pin Types
0.75mm Jack, 0.78mm Jack (C-pin)
Battery Life (Earhook)
Up to 6 hours playback per earbud
Charging Case Capacity
400mAh (provides up to 30 hours total listening time)
Control Type
Media Control, Call Control, Touch
Special Features
Microphone Included, Water-resistant, Wireless, High-Performance Game Mode, Dual Host
Material
Plastic (Skin-friendly resin)
Item Weight (Earhook)
Approx. 4.5g (each)
Product Dimensions
3.35 x 1.65 x 3.03 inches (Charging Case)
Color
Black
Manufacturer
CCA
7. Warranty and Support
For warranty information and technical support, please refer to the official CCA website or contact the retailer from whom you purchased the product. Keep your proof of purchase for any warranty claims.
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.
