SIM cards, features used, battery age and condition, temperatures to which battery isexposed, network conditions, and many other factors, and may be significantly shorterthan those specified above. Ringing tones, hands free call handling, use in digital mode,and other features will also consume the battery, and the amount of time a device isused for calls will affect its stand-by time. Likewise, the amount of time that the deviceis turned on and in the standby mode will affect its talk time.Protect the environmentSave energyYou do not need to charge your battery so often if you do the following:• Close applications and data connections, such as WLAN or Bluetooth, when not inuse.• Decrease the brightness of the screen.• Set your device to enter power saver mode after the minimum period of inactivity.• Deactivate unnecessary sounds, such as touch screen and key tones.RecycleWhen this device has reached the end of its working life, all of its materials can berecovered as materials and energy. To guarantee the correct disposal and reuse, Nokiaco-operates with its partners through a program called We:recycle. For information onhow to recycle your old Nokia products and where to find collection sites, go towww.nokia.com/werecycle, or using a mobile device, nokia.mobi/werecycle, or call theNokia Contact Center.Recycle packaging and user guides at your local recycling scheme.For more information on the environmental attributes of your device, go towww.nokia.com/ecodeclaration.Product and safety informationNetwork services and costsYour device is approved for use on the UMTS 850, 900, 1700/2100, 1900, 2100 MHz and GSM/EDGE 850, 900, 1800, 1900 MHznetworks. To use the device, you need a subscription with a service provider.Using network services and downloading content to your device requires a network connection and may result in data trafficcosts. Some product features require support from the network, and you may need to subscribe to them.Protect the environment 121