Help GuideDigital Music PlayerNW-A55/A55HN/A56/A56HN/A57Use this manual when you have trouble or when you need to know how to use your player.The color of the player sold in some countries/regions may differ from those shown above.The contents of the Help Guide may be subject to change without notice due to updates to the product's specifications.Getting StartedCustomer registration websitesBefore first useManuals and general informationChecking the contents of the packageUsing the supplied accessoriesSwitching the earbudsAttaching the clipConfiguring the initial setup1