AudioSource.panLevel

Sets how much the 3d engine has an effect on the channel.

Useful for morphing an AudioSource from 3D(1.0f) to 2D(0.0f)

JavaScript

// Hear the audio clip in both channels (2D)

audio.panLevel = 0;

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
    void Example() {
        audio.panLevel = 0;
    }
}

import UnityEngine
import System.Collections

class example(MonoBehaviour):

    def Example():
        audio.panLevel = 0