KZ AZ09 Bluetooth Module,Iem Headphone Cable,5.2 Wireless Ear Hooks Headphones Waterproof Bluetooth Cable with Microphone,Earphone Cable for KZ ZS10 PRO/ZSN Pro X/ZSN PRO/ZSX/ZSN/AS12/ZAX/DQ6-C Pin. It also ensures the sound quality of the original headphones.
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