---
product_id: 700504304
title: "KZ ZST Bluetooth IEM 5.4 Module IEM Bluetooth Adaper Wireless 2pin 0.78MM for ​KZ ZSTX/AS10,Moondrop CHU II/Aria/Blessing"
brand: "ez ear"
price: "₱4189"
currency: PHP
in_stock: true
category: "Ez Ear"
url: https://www.desertcart.ph/products/700504304-kz-zst-bluetooth-iem-5-4-module-iem-bluetooth-adaper
store_origin: PH
region: Philippines
---

# Bluetooth 5.4 fast & stable Dual host low-latency mode 42h total playtime KZ ZST Bluetooth IEM 5.4 Module IEM Bluetooth Adaper Wireless 2pin 0.78MM for ​KZ ZSTX/AS10,Moondrop CHU II/Aria/Blessing

**Brand:** ez ear
**Price:** ₱4189
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game—wireless freedom meets pro-grade performance!

## Quick Answers

- **What is this?** KZ ZST Bluetooth IEM 5.4 Module IEM Bluetooth Adaper Wireless 2pin 0.78MM for ​KZ ZSTX/AS10,Moondrop CHU II/Aria/Blessing by ez ear
- **How much does it cost?** ₱4189 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/700504304-kz-zst-bluetooth-iem-5-4-module-iem-bluetooth-adaper)

## Best For

- ez ear enthusiasts

## Why This Product

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

## Key Features

- • **Next-Gen Bluetooth 5.4:** Experience lightning-fast transmission and rock-solid connection stability for flawless audio streaming.
- • **Universal Compatibility:** Supports both 0.78mm B-pin and 0.75mm C-pin IEMs, fitting a wide range of premium earphones effortlessly.
- • **Featherlight & Intuitive:** At just 4.5g per earhook with one-touch controls, comfort and convenience go hand in hand.
- • **Unmatched Battery Endurance:** Enjoy up to 6 hours per charge and a massive 42 hours with the charging case—music that keeps pace with your busy day.
- • **Dual-Host Mode for Gamers & Audiophiles:** Low latency and individual earhook use mean you never miss a beat, whether gaming or on calls.

## Overview

The KZ ZST Bluetooth IEM 5.4 Module is a cutting-edge wireless adapter designed for audiophiles and professionals alike. Featuring Bluetooth 5.4 technology, it delivers ultra-stable, low-latency audio with AAC support. Compatible with a broad range of 0.78mm and 0.75mm IEMs, it offers up to 6 hours of continuous playback per charge and a total of 42 hours with its portable charging case. Lightweight and ergonomically designed, it supports dual-host mode for seamless individual earhook use, making it perfect for gaming, calls, and high-fidelity music on the go.

## Description

Brand: KzModel: AZ09Host: DoubleBattery usage time: 6 hours/1charge

## Features

- 𝐁𝐫𝐨𝐚𝐝 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐢𝐥𝐢𝐭𝐲- KZ Bluetooth iem adapter provides B-pin 0.78MM/C-pin 0.75MM choices. B-pin 0.78 MM suitable for KZ ZST/ZSTX/ZSTX/EDX/ZSR/ES4/AS10/ED12/ES3/AS06/BA10; C-pin 075MM for ZSN/ZSN PRO/ZSN PRO-X/ZS10 PRO/ZS10 PRO X/EDX PRO/AS16/AS16 PRO/PR2/ZEX PRO/AS12/AS24/DQS/C12/C10 /CRA.
- 𝟓.𝟐 𝐁𝐥𝐮𝐞𝐭𝐨𝐨𝐭𝐡 𝐌𝐨𝐝𝐮𝐥𝐞-The iem wireless adapter adopts 5.4 technology which offers you an unparalleled audio experience with faster transmission speed, stronger connection stability. TWS high-definition bluetooth upgrade earhooks, support AAC audio encoding transmission. Hifi sound comes from double protection of chip guard and AAC advanced encoding capabilities.
- 𝐋𝐨𝐧𝐠 𝐁𝐚𝐭𝐭𝐞𝐫𝐲 𝐋𝐢𝐟𝐞-You can get 6 hours usage period per each charge. 800mAh charging case supports 7 times of recharging for both earbuds, gives up to 42 hours continuous music time. Keep you free from mobile charger with music all day!
- 𝐃𝐨𝐮𝐛𝐥𝐞 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.
- 𝐋𝐢𝐠𝐡𝐭 𝐖𝐞𝐢𝐠𝐡𝐭 & 𝐏𝐨𝐫𝐭𝐚𝐛𝐥𝐞-Only 4.5g of each earhook, take in ear with 0 pressure. One multi-functional press button for calls, playing, pause and switch music.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D2GYJ7K8 |
| Additional Features | Lightweight |
| Age Range Description | Adult |
| Antenna Location | Entertainment, Calling |
| Audio Driver Type | Dynamic Driver |
| Battery Charge Time | 1 hours |
| Best Sellers Rank | #76,498 in Electronics ( See Top 100 in Electronics ) #742 in Headphone Adapters |
| Bluetooth Version | 5.2 |
| Bluetooth support? | Yes |
| Brand | EZ EAR |
| Built-In Media | Wireless Charging Case |
| Cable Features | Without Cable |
| Carrying Case Color | Black |
| Carrying Case Material | plastic_or_metal |
| Color | AZ09 |
| Compatible Devices | Cellphones |
| Connectivity Technology | Wireless |
| Control Method | Remote |
| Control Type | Media Control or Call Control or Volume Control |
| Controller Type | Remote Control |
| Customer Package Type | FFP |
| Customer Reviews | 3.7 3.7 out of 5 stars (39) |
| Earpiece Shape | In-Ear |
| Enclosure Material | Plastic Silicone |
| Frequency Range | 20 Hz - 20,000 Hz |
| Generation | 9 |
| Hardware Interface | Bluetooth |
| Headphone Folding Features | In Ear |
| Headphone Jack | No Jack |
| Headphones Ear Placement | In Ear |
| Input-Device Interface | Bluetooth |
| Is Autographed | No |
| Item Weight | 0.06 Pounds |
| Manufacturer | EZ EAR |
| Mfr Part Number | az09 |
| Model Name | KZ AZ09 B PIN |
| Model Number | KZ AZ09 |
| Noise Control | Sound Isolation |
| Noise Control Features | passive_noise_isolation |
| Number of Packs | 1 |
| Specific Uses For Product | Calling, Entertainment |
| Style Name | Modern |
| Theme | Audio, Music or Games |
| Unit Count | 1.0 Count |
| Water Resistance Level | Waterproof |
| Wireless Technology | Bluetooth |

## Product Details

- **Brand:** EZ EAR
- **Colour:** AZ09
- **Ear placement:** In Ear
- **Form factor:** In Ear
- **Noise control:** Sound Isolation

## Images

![KZ ZST Bluetooth IEM 5.4 Module IEM Bluetooth Adaper Wireless 2pin 0.78MM for ​KZ ZSTX/AS10,Moondrop CHU II/Aria/Blessing - Image 1](https://m.media-amazon.com/images/I/61XEcAvICCL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- KZ AZ09 Bluetooth IEM 5.4 Module IEM Bluetooth Adaper Wireless B-pin 0.78MM for ​KZ ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4
- Linsoul Tripowin Zonie IEM Cable, 16 Core Silver Plated Earphone Upgraded Cords, 1.25m SPC in Ear Monitor Cable for ZS10 PRO 2 AS10 PRO ZSN PRO X Wan’er SIMGOT EM6L(Recessed 2pin, 3.5mm)(Grey)
- InEar Monitor Case for IEM, in Ear Monitors, in Ears, Headphones, Earphones, Earbuds. Suitable for KZ ZS10/ZS10 Pro/ZSN/ZST/ZEX/AS10/AS16,YINYOO CCZ Melody - GIGCASE®

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**Shop now:** [https://www.desertcart.ph/products/700504304-kz-zst-bluetooth-iem-5-4-module-iem-bluetooth-adaper](https://www.desertcart.ph/products/700504304-kz-zst-bluetooth-iem-5-4-module-iem-bluetooth-adaper)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-10-17*