部分跨境电商版本（如 B0CN1F3M4S 型号）还可能在包装内附赠更详细的备用耳塞套组。

[ Volume + ] --> Click to increase loudness [ Volume - ] --> Click to decrease loudness ===================================================== || MFB / SWITCH BUTTON || ===================================================== || • Single Click: Play / Pause Audio || || Accept / End Active Call || || • Double Click: Refuse Incoming Call || || • Hold for 1 Second: Trigger Voice Assistant || =====================================================