--- product_id: 646082319 title: "Ez Ear Kz Az09 Wireless Iem Bluetooth Adapter 5.4 Module Noise Isolation C-Pin Headphone For ​Kz Zs10 Pro/Zs10 Pro X/Zsn Pro/As16 Pro/Zax, Cra/C12" brand: "ez ear" price: "€ 47.88" currency: EUR in_stock: true reviews_count: 5 url: https://www.desertcart.pt/products/646082319-ez-ear-kz-az09-wireless-iem-bluetooth-adapter-5-4 store_origin: PT region: Portugal --- # Bluetooth 5.4 ultra-stable Dual-pin broad compatibility 42h total playtime Ez Ear Kz Az09 Wireless Iem Bluetooth Adapter 5.4 Module Noise Isolation C-Pin Headphone For ​Kz Zs10 Pro/Zs10 Pro X/Zsn Pro/As16 Pro/Zax, Cra/C12 **Brand:** ez ear **Price:** € 47.88 **Availability:** ✅ In Stock ## Summary > 🎧 Elevate your KZ experience—wireless freedom meets pro-grade sound! ## Quick Answers - **What is this?** Ez Ear Kz Az09 Wireless Iem Bluetooth Adapter 5.4 Module Noise Isolation C-Pin Headphone For ​Kz Zs10 Pro/Zs10 Pro X/Zsn Pro/As16 Pro/Zax, Cra/C12 by ez ear - **How much does it cost?** € 47.88 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/646082319-ez-ear-kz-az09-wireless-iem-bluetooth-adapter-5-4) ## 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 - • **Marathon Battery Life:** 6 hours per charge plus 7 full recharges from the compact 800mAh case—music freedom all day long. - • **Next-Gen Bluetooth 5.4:** Experience lightning-fast, stable wireless audio with AAC codec for crystal-clear sound. - • **Seamless Universal Fit:** Supports both B-pin 0.78mm & C-pin 0.75mm for top KZ models—never worry about compatibility again. - • **Featherlight & Intuitive:** Only 4.5g each with ergonomic earhook design and one-touch media controls for effortless use. - • **Dual-Host Low Latency Mode:** Use earhooks independently or together with ultra-low delay—perfect for gaming and calls. ## Overview The Ez Ear KZ AZ09 Wireless IEM Bluetooth Adapter is a lightweight, dual-pin compatible wireless module featuring Bluetooth 5.4 technology with AAC support. It delivers up to 42 hours of continuous playback via a rechargeable 800mAh case, supports dual-host low latency mode for gaming, and offers ergonomic earhook design with intuitive touch controls, making it the ultimate upgrade for KZ wired earphones. ## Description Brand: Kz Model: AZ09 Host: Double Battery 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/ZST-X/EDX/ZSR/ES4/AS10,CCA C10; C-pin 075MM for ZSN PRO/ZSN PRO-X/ZS10 PRO/ZS10 PRO X/ZS12 PRO X/ZS10 PRO 2/EDX PRO/CASTOR/ZAR/PR2/ZAX/AS24/AS24 PRO/ZAS/ZS-X,CCA CRA/C12 - 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 | |---------------|-------| | Additional Features | Lightweight | | Age Range Description | Adult | | Asin | B0D2HB8T8C | | Audio Driver Type | Dynamic Driver | | Battery Charge Time | 1 Hours | | Best Sellers Rank | #26,391 in Electronics (See Top 100 in Electronics) #252 in Headphone Adapters | | Bluetooth Version | 5.4 | | Brand | EZ EAR | | Built In Media | Wireless Charging Case | | Cable Features | Without Cable | | Color | AZ09 | | Compatible Devices | Cellphones | | Connectivity Technology | Wireless | | Control Method | Touch | | Control Type | Media Control | | Customer Reviews | 4.0 4.0 out of 5 stars (143) 4.0 out of 5 stars | | Earpiece Shape | Earhook | | Enclosure Material | Plastic | | Frequency Range | 20Hz - 20,000Hz | | Headphone Folding Features | In Ear | | Headphone Jack | No Jack | | Headphones Ear Placement | In Ear | | Item Weight | 4.5 Grams | | Manufacturer | EZ EAR | | Model Name | KZ AZ09 C PIN | | Model Number | KZ AZ09 | | Noise Control | Sound Isolation | | Specific Uses For Product | Calling, Entertainment | | Style Name | Modern | | Unit Count | 1 Count | | Water Resistance Level | Not Water Resistant | | Wireless Technology | Bluetooth | ## Product Details - **Brand:** EZ EAR - **Colour:** AZ09 - **Ear placement:** In Ear - **Form factor:** In Ear - **Noise control:** Sound Isolation ## Images ![Ez Ear Kz Az09 Wireless Iem Bluetooth Adapter 5.4 Module Noise Isolation C-Pin Headphone For ​Kz Zs10 Pro/Zs10 Pro X/Zsn Pro/As16 Pro/Zax, Cra/C12 - Image 1](https://m.media-amazon.com/images/I/51F+5XRo4ML.jpg) ![Ez Ear Kz Az09 Wireless Iem Bluetooth Adapter 5.4 Module Noise Isolation C-Pin Headphone For ​Kz Zs10 Pro/Zs10 Pro X/Zsn Pro/As16 Pro/Zax, Cra/C12 - Image 2](https://m.media-amazon.com/images/I/61cBxigJ1NL.jpg) ![Ez Ear Kz Az09 Wireless Iem Bluetooth Adapter 5.4 Module Noise Isolation C-Pin Headphone For ​Kz Zs10 Pro/Zs10 Pro X/Zsn Pro/As16 Pro/Zax, Cra/C12 - Image 3](https://m.media-amazon.com/images/I/71cMRkuuCKS.jpg) ![Ez Ear Kz Az09 Wireless Iem Bluetooth Adapter 5.4 Module Noise Isolation C-Pin Headphone For ​Kz Zs10 Pro/Zs10 Pro X/Zsn Pro/As16 Pro/Zax, Cra/C12 - Image 4](https://m.media-amazon.com/images/I/71QzsEmuBXL.jpg) ![Ez Ear Kz Az09 Wireless Iem Bluetooth Adapter 5.4 Module Noise Isolation C-Pin Headphone For ​Kz Zs10 Pro/Zs10 Pro X/Zsn Pro/As16 Pro/Zax, Cra/C12 - Image 5](https://m.media-amazon.com/images/I/71WGExOLQ7L.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐ Not recommended *by on Reviewed in Saudi Arabia 11 July 2025* The sound quality is poor, plus I received it with no charging cable. ### ⭐⭐⭐⭐ Great purchase *by on Reviewed in Australia 31 March 2026* Amazing sound, especially for the price. Case is larger than current earbuds on the market but really I'm splitting hairs ### ⭐⭐⭐⭐⭐ Excelentes!! *by on Reviewed in Mexico 27 October 2024* Muy buen producto, no he tenido ningún problema de conección, ni de carga con los módulos. Recomendable!!!! ## Frequently Bought Together - KZ AZ09 Wireless IEM Bluetooth Adapter 5.4 Module Noise Isolation C-pin Bluetooth Headphone for ​KZ ZS10 PRO/ZS12 PRO X/ZS10 PRO 2/ZSN Pro X/ZSN PRO/EDX PRO/Castor, CCA CRA/C12 - KZ EDX PRO in Ear Monitor IEM Wired Earbuds, Ear Buds HiFi Stereo Sound Earphones with 1DD New 10mm Dynamic Driver Noise Cancelling Headphone with Detachable Cable --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/646082319-ez-ear-kz-az09-wireless-iem-bluetooth-adapter-5-4](https://www.desertcart.pt/products/646082319-ez-ear-kz-az09-wireless-iem-bluetooth-adapter-5-4) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-08-24*