The Ultimate Specs Overview

Free Switch Between Wired and Wireless

The KZ AZ09 PRO Bluetooth module is specifically designed for headphones with 0.75mm or 0.78mm pins. In seconds, it transforms wired headphones into wireless ones, breaking free from the constraints of wired cables. This versatile module lets you switch between wired and wireless modes depending on your needs, ensuring the sound quality remains as good as the original headphones. Note that this product is designed for Bluetooth upgrade earhooks and not the complete earphones.

High-Fidelity Sound

Upgraded with the latest Bluetooth 5.2 technology and a stable Qualcomm QCC3040 chipset, the KZ AZ09 PRO delivers an unparalleled audio experience. Enjoy faster transmission speeds and stronger connection stability. It supports APTX/AAC/SBC audio decoding and fast lossless signal transmission, ensuring top-notch audio quality.

Long Battery Life

Experience extended playtime with the KZ AZ09 PRO. Each earbud offers 7 hours of playback from a single charge. The 800mAh charging case supports 6 additional full charges, providing up to 42 hours of continuous music time. Whether you're out and about or at home, your music will never run out.

Lightness & One-Key Operation

Designed to be light and comfortable, the KZ AZ09 PRO weighs only 4.5g, ensuring no pressure during wear. Each earhook features a single multifunctional button for easy call answers, music playback pauses, and song switching. Simple and intuitive operation makes everything effortless.

Full Power Output Mode & Gaming Mode

In full power output mode, the bass is enhanced with higher output power, providing a richer sound experience. For gaming, the sound latency is significantly reduced, leading to an even more engaging gaming experience. Switch these modes by pressing the buttons: three clicks on the left earbud for full power output mode, and three clicks on the right earbud for gaming mode.

Applicable Devices

This Bluetooth module is compatible with KZ ZS10 PRO, ZSN Pro X, ZSN PRO, ZAS, ZSX, ZSN, AS12, AS16, ZAX, DQ6, and CCA CA16, C12, CRA, NRA, and CA16 PRO. Transform your audio experience today!