KZ AZ09 Pro IEM Headphone Bluetooth Adapter, Bluetooth Module Upgrade Ear Hook Replacement Cable for ZS10Pro ZSNPro ZAS Zax, 0.75/0.78mm 2Pin Connector (Black, with Mic)

"Memory shaping liquid silicone earhooks The earhooks are made of liquid silicone with a comfortable feel and sufficient elasticity and toughness, which is soft and comfortable to wear, delicate and close to the skin.

Memory shaping can better fit the auricle, making it more comfortable and firm to wear.

Qualcomm QCC3040 Equipped with Qualcomm QCC3040 chip, the new Bluetooth 5.2 transmission efficiency is free from interference, with higher transmission speed, more stable transmission signal, lower delay and longer endurance performance.

CVC Call Noise Reduction Technology Achieve HD Calls."