28Features using Bluetooth technology increase the demand on battery power and reduce thebattery life.Bluetooth technology allows you to connect the phone to a compatible Bluetooth devicewithin 32 feet (10 meters). Since devices using Bluetooth technology communicate usingradio waves, your phone and the other devices do not need to be in direct line-of-sight,although the connection can be subject to interference from obstructions such as walls orfrom other electronic devices.Set up a Bluetooth connectionSelect Menu > Settings > Connectivity > Bluetooth and from the following:Bluetooth > On or Off — to activate or deactivate the Bluetooth function. indicates thatBluetooth is activated.My phone's visibility or My phone's name — to define how your phone is shown to otherBluetooth devicesIf you are concerned about security, turn off the Bluetooth function, or set My phone'svisibility to Hidden. Always accept only Bluetooth communication from others with whomyou agree.Search for audio enhancements — to search for compatible Bluetooth audio devicesActive devices — to check which Bluetooth connection is currently activePaired devices — to search for any Bluetooth device in range. Select New to list anyBluetooth device in range. Select a device and Pair. Enter an agreed Bluetooth passcode ofthe device (up to 16 characters) to pair the device to your phone. You must only give thispasscode when you connect to the device for the first time. Your phone connects to thedevice, and you can start data transfer.GPRSGeneral Packet Radio Service (GPRS, network service) is a data bearer that enables wirelessaccess to data networks such as the internet. The applications that may use GPRS are MMS,browsing, and Java application downloading.Before you can use GPRS technology, contact your service provider for availability of andsubscription to the GPRS service. Save the GPRS settings for each of the applications usedover GPRS. For information on pricing, contact your service provider.Select Menu > Settings > Connectivity > Packet data > Packet data connection. SelectWhen needed, and the GPRS registration and connection are established when anapplication using GPRS needs it and closed when you end the application. Select Alwaysonline to set the phone to automatically register to a GPRS network when you switch thephone on.