Just attach the MP3-DJ Sport to the arm strap when you are jogging or running.
It includes a pedometer and calorie calculator function.
When you exercise you can turn on the sport function input
Your physical data like weight height age etc can be entered.
The pedometer will count your steps and calculate the calorie consumption while are jogging.
This makes it easy for you to keep track of how your body is reacting to the exercise.
The MP3-DJ Sport also has a FM radio long time voice recording and one AAA alkaline battery to work up to ten hours.
This is going to be the MP3 player that people want to use when they are running or jogging

Key features:
*Memory capacity support up to 1Gig
*Pedometer and calorie calculator function
*Plays MP3 WAV WMA music files
*Arm strap with holder for exercising
*Up to ten hours continuous playback with one battery
*Stores up to 30 FM radio stations