still

main class:

public static SoundEvent phoneNoise;
	@EventHandler
	public void preInit(FMLPreInitializationEvent event)
	{
		ResourceLocation location = new ResourceLocation(Reference.MOD_ID.toLowerCase(), "phoneNoise");
		GameRegistry.register(new SoundEvent(location), location);

item class:
	@Override
	public ActionResult<ItemStack> onItemRightClick(ItemStack itemStackIn, World worldIn, EntityPlayer playerIn, EnumHand hand) {

		playerIn.playSound(testmod.phoneNoise, 10f, 10f);
		return super.onItemRightClick(itemStackIn, worldIn, playerIn, hand);
	}

assets:

> sounds.json:
{
  "phoneNoise": {
    "category": "record",
    "sounds": [
      {
        "name": "jerrysmod:phoneNoise",
        "stream": true
      }
    ]
  }
}

> sounds > phoneNoise.ogg: *a weird noise*