Nokia 2660 User Manual page 37

If you are concerned about security, turn off the Bluetooth
function, or set My phone's visibility to Hidden. Always accept
only Bluetooth communication from others with whom you
agree.
GPRS
General packet radio service (GPRS) (network service) is a
data bearer that enables wireless access 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
network operator or service provider for availability of and
subscription to the GPRS service. Save the GPRS settings
for each of the applications used over GPRS. For
information on pricing, contact your network operator or
service provider.
Select Menu > Settings > Connectivity > Packet data >
Packet data connection. Select Always online to set the
phone to automatically register to a GPRS network when
you switch the phone on. Select When needed, and the
GPRS registration and connection are established when
an application using GPRS needs it and closed when you
end the application.
37