Verify your package contains the YYK-525 earpiece, charging compartment, USB Type-C cable, alternative ear tips, and the official printed layout guide.
Note: Specifications may vary slightly depending on the manufacturing batch (V4.1/V5.0/V5.3/BT5.4). Please check your specific product packaging for the exact Bluetooth version. yyk525 user manual exclusive
Usually located on the exterior of the headset. Volume +/- Buttons: Located on the side. Charging Points: Connects to the case. Verify your package contains the YYK-525 earpiece, charging
: A dedicated sliding or toggle button located on the spine of the ear-hook module for immediate boot control. Usually located on the exterior of the headset
You don't always need the charging case. If you are at your desk or in a car, you can plug a USB Type-C cable directly into the headset to charge it. This bypasses the case entirely and is useful if the case battery is dead or forgotten.