With the bidirectional Apple USB-C to 3.5mm Audio Cable, it can be used with both 3.5mm audio-in and audio-out ports. This allows you to connect your AirPods Max to 3.5mm audio sources, or connect your iPhone or iPad to speakers with 3.5mm audio jacks. When connected to AirPods Max, this cable enables ultralow latency on par with the device's built-in speakers for an optimal audio experience when gaming or creating content.