HTC Xda orbit 2 User Manual page 219

•
Turn Bluetooth off when you are not using it. Make your device visible
to other devices only when you are trying to establish a Bluetooth
partnership. For more information about Bluetooth, see Chapter 10.
•
Lower the volume.
•
Close battery-intensive programs, such as the Camera, when you are
done using them. Make sure the programs are ended and are not
continuously running in the background.
Managing Your Device 219