Battery and power
- Built-in 25-watt-hour rechargeable lithium-polymer battery
- Up to 10 hours of surfing the web on Wi-Fi, watching video, orlistening to music
- Charging via power adapter or USB to computer system
Input and output
- Dock connector port
- 3.5-mm stereo headphone jack
- Built-in speaker
- Microphone
- Micro SIM card tray (Wi-Fi + 3G model only)
External buttons and controls
- On/Off, Sleep/wake
- Mute
- Volume up/down
- Home
Mac system requirements
- Mac computer with USB 2.0 port
- Mac OS X v10.5.8 or later
- iTunes 9.0 or later (Internet access
Windows system requirements
- PC with USB 2.0 port
- Windows 7; Windows Vista; or Windows XP Home or Professional withService Pack 3 or later
- iTunes 9.0 or later (iTunes Store account
- Internet access
Environmental requirements
- Operating temperature: 32° to 95° F (0° to 35° C)
- Nonoperating temperature: -4° to 113° F (-20° to 45° C)
- Relative humidity: 5% to 95% noncondensing
- Maximum operating altitude: 10,000 feet (3000 m)