Incorporating the fabulous Apple Click Wheel that was first introduced on iPod mini. Offering up to 12 hours of battery life. Weighing in at just 5.3 ounces. And getting slightly thinner with each new generation. iPod continues to define the perfect digital music player for Mac and Windows. A musical dream come true, the fourth-generation iPod offers huge capacity, letting you easily slip up to 5,000 songs into your pocket. And enjoy it wherever you go. In the car. On the treadmill. At the office. Around the house.