Assembling10AssemblingUnpackCheck your product box for the following items:Mobile device•Battery•Travel adapter (charger)•User manual•Use only Samsung-approved software. Pirated orillegal software may cause damage or malfunctionsthat are not covered by your manufacturer'swarranty.The items supplied with your device may vary•depending on the software and accessoriesavailable in your region or offered by your serviceprovider.You can obtain additional accessories from your•local Samsung dealer.The supplied accessories perform best for your•device.Accessories other than the supplied ones may not•be compatible with your device.Install the SIM or USIM card andbatteryWhen you subscribe to a cellular service, you will receivea Subscriber Identity Module (SIM) card, with subscriptiondetails, such as your personal identification number (PIN)and optional services. To use UMTS or HSDPA services,you can purchase a Universal Subscriber Identity Module(USIM) card.