---
product_id: 447662418
title: "KZ AZ09 Bluetooth 5.2 Module Wireless Waterproof Ear Hook Extra Long Battery Life Bluetooth Cable for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4 (B pin)"
brand: "cca"
price: "2959₫"
currency: VND
in_stock: false
url: https://www.desertcart.vn/products/447662418-kz-az09-bluetooth-5-2-module-wireless-waterproof-ear-hook
store_origin: VN
region: Vietnam
---

# Bluetooth 5.2 Hi-Fi sound Waterproof durability 42h total playback KZ AZ09 Bluetooth 5.2 Module Wireless Waterproof Ear Hook Extra Long Battery Life Bluetooth Cable for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4 (B pin)

**Brand:** cca
**Price:** 2959₫
**Availability:** ❌ Out of Stock

## Summary

> 🎧 Cut the cords, not the vibe.

## Quick Answers

- **What is this?** KZ AZ09 Bluetooth 5.2 Module Wireless Waterproof Ear Hook Extra Long Battery Life Bluetooth Cable for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4 (B pin) by cca
- **How much does it cost?** 2959₫ with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/447662418-kz-az09-bluetooth-5-2-module-wireless-waterproof-ear-hook)

## Best For

- cca enthusiasts

## Why This Product

- Trusted cca brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-Day Battery Power:** Up to 6 hours per charge plus 7 full recharges from the compact 800mAh case—42 hours of uninterrupted music wherever you go.
- • **Immersive Hi-Fi Audio:** Bluetooth 5.2 with AAC codec delivers crystal-clear, natural sound and ultra-stable connection for your daily soundtrack.
- • **Dual-Host & Low-Latency Game Mode:** Experience lag-free gaming with dual-channel transmission and use each earhook independently for ultimate flexibility.
- • **Seamless Wired-to-Wireless Switch:** Transform your wired KZ earphones into wireless freedom in seconds—ditch the cables without sacrificing sound quality.
- • **Featherlight Comfort & Intuitive Control:** At just 4.5g, these earhooks feel like a second skin, with one-button control for calls, music, and more—effortless on-the-go operation.

## Overview

The KZ AZ09 Bluetooth 5.2 Module converts compatible wired KZ earphones into wireless, waterproof earhooks featuring advanced AAC audio, dual-host low-latency mode, and an 800mAh charging case delivering up to 42 hours of playback. Lightweight and easy to control, it’s designed for professionals who demand freedom without compromise.

## Description

Size:C / B PinSPECIFICATIONSProduct name: KZ-AZ09 bluetooth earhookBluetooth version: V5.2Bluetooth range: 15mEar hook weight: 4.5g(single)Weight of charging case: 85gEar hook battery capacity: 50mACharging case battery capacity: 800mANote: This product is only for Bluetooth upgrade earhook, without earphones.

## Features

- [Free Switch Between Wired and Wireless] - KZ Bluetooth module is specially designed for Earphones with 0.75mm /0.78mm pins, making the wired headphones become wireless headphones in seconds, and getting rid of the bondage of wire harness. It allows you to switch between wired and wireless according to the needs of different scenarios. It also ensures the sound quality of the original headphones. ( *This product is only for bluetooth upgrade earhook, without earphones.)
- [High-Fidelity Sound] - Adopting bluetooth 5.2 technology, Bluetooth Module offers you an unparalleled audio experience with faster transmission speed, stronger connection stability. At the same time, AAC advanced audio coding transmission technology to greatly improve the quality of hearing and bring natural and clear sound.
- [Long Battery Life] - Each earbud can get 6 hours playback from a single charge. 800mAh charging case supports 7 times of recharging for both earbuds, gives up to 42 hours continuous music time. Keep your music going all day even when you go out.
- [Double Host & High-Performance Game Mode] - Eliminate the conventional single host, dual-channel transmission, lower delay. Earhooks can be used individually. The earhook features a high performance mode that gives you faster audio transmission speeds when you play games.
- [Lightness & One Key Operation] - the bluetooth hook weighs only 4.5g, which is light and has no pressure. Give you a small and light comfortable wearing experience. Each bluetooth earhook has one multi-functional press button which can receive calls,play or pause and switch music. Easy and simple operation.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Water resistance level | Waterproof |
| Style | In-ear |
| Manufacturer | KZ |
| Item Weight | 4.5 g |
| Package Dimensions | 11.99 x 10.31 x 4.19 cm; 4.5 g |
| Batteries | 1 AA batteries required. (included) |
| Item model number | AZ09 |
| Size | AZ09-B |
| Special Features | water-resistant, wireless, Microphone Included |
| Batteries included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium |

## Product Details

- **Brand:** CCA
- **Form factor:** In Ear
- **Model name:** KZ AZ09
- **Connectivity technology:** Wireless
- **Wireless communication technology:** Bluetooth
- **Age range (description):** Adult
- **Material:** Plastic
- **Control type:** Media Control
- **Cable feature:** Without Cable
- **Item weight:** 4.5 Grams

## Images

![KZ AZ09 Bluetooth 5.2 Module Wireless Waterproof Ear Hook Extra Long Battery Life Bluetooth Cable for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4 (B pin) - Image 1](https://m.media-amazon.com/images/I/51--BL3j6oL.jpg)
![KZ AZ09 Bluetooth 5.2 Module Wireless Waterproof Ear Hook Extra Long Battery Life Bluetooth Cable for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4 (B pin) - Image 2](https://m.media-amazon.com/images/I/61NfHogX7-L.jpg)
![KZ AZ09 Bluetooth 5.2 Module Wireless Waterproof Ear Hook Extra Long Battery Life Bluetooth Cable for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4 (B pin) - Image 3](https://m.media-amazon.com/images/I/715KgCRBDZL.jpg)
![KZ AZ09 Bluetooth 5.2 Module Wireless Waterproof Ear Hook Extra Long Battery Life Bluetooth Cable for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4 (B pin) - Image 4](https://m.media-amazon.com/images/I/61nqSQBZyuL.jpg)
![KZ AZ09 Bluetooth 5.2 Module Wireless Waterproof Ear Hook Extra Long Battery Life Bluetooth Cable for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4 (B pin) - Image 5](https://m.media-amazon.com/images/I/61RXnkxkapL.jpg)

## Questions & Answers

**Q: Does the case charger via usb-c or micro-usb?**
A: It charges with USB-C.

**Q: Would it be c pin or b pin for the zax-blackmic?**
A: The ZAX has a C connector (B would also work, but not fit as flush).

**Q: do I need c-pin or b-pin for moondrop ssr?**
A: I would say b-pin. In my experience b-pin will work on both b and c pin iem's

**Q: What codecs do these support?  do they support aptx ll?**
A: I don’t believe they support APTX or APTX-LL. The only codec options I see on my phone are SBC and AAC.

## Frequently Bought Together

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-21*