21If you are concerned about security, turn off the Bluetooth function, or set My phone's visibilityto Hidden. Always accept only Bluetooth communication from others with whom you 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 any Bluetoothdevice in range. Select a device and Pair. Enter an agreed Bluetooth passcode of the device(up to 16 characters) to pair the device to your phone. You must only give this passcode whenyou connect to the device for the first time. Your phone connects to the device, and you canstart 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 downloads.Before you can use GPRS technology, contact your network operator or service provider foravailability of and subscription to the GPRS service. Save the GPRS settings for each of theapplications used over GPRS. For information on pricing, contact your network operator orservice provider.Select Menu > Settings > Connectivity > Packet data > Packet data connection. SelectAlways online to set the phone to automatically register to a GPRS network when you switchthe phone on. Select When needed, and the GPRS registration and connection are establishedwhen an application using GPRS needs it and closed when you end the application.Data transferYour phone allows transfer of data (such as calendar, contacts data, and notes) with acompatible PC, another compatible device, or a remote internet server (network service).Transfer contact listTo copy or synchronize data from your phone, the name of the device and the settings mustbe in the list of transfer contacts.To add a new transfer contact to the list (for example, a mobile phone), select Menu >Settings > Connectivity > Data transfer > Options > Add contact > Phone sync or Phonecopy, and enter the settings according to the transfer type.Data transfer with a compatible deviceFor synchronization, use Bluetooth wireless technology connection. The other device mustbe activated to receive data.To start data transfer, select Menu > Settings > Connectivity > Data transfer and the transfercontact from the list other than Server sync or PC sync. According to the settings, the selecteddata is copied or synchronized.