Amazon.com: erjigo KZ HD Bluetooth Headphone/Earphone Wireless Cable with Microphone Replacement for (B PIN (KZ-ZST/ZS10/AS10/BA10/AS06/ES4/ZSR)) : Electronics
KZ Bluetooth 5.0 Cable – KZ Headphones
Bluetooth upgraded APTX Cable for KZ... - Gadget Monkey BD | Facebook
TRN BT3/BT3S pro Bluetooth 5.1 Aptx HD Earphone Cable 2PIN 0.75 0.78mm MMCX IM
Qualcomm QCC5125 Bluetooth 5.0 HiFi In-Ear Headphones Upgrade Cable aptX HD Adaptive High Resolution for BLON BL-03 KB04 KZ ZAX - AliExpress
Bluetooth Module Earphone 5.0 Cable
KZ Bluetooth Aptx HD CSR8675 Module Earphone 5.0 Wireless Upgrade Cable Applies ZAXASXZSTZSNProZS10Pro/AS16/ZSX - AliExpress