Size and Weight1 | - Height: 9.56 inches (242.8 mm)
- Width: 7.47 inches (189.7 mm)
- Depth:0.5 inch (13.4 mm)
- Weight: 1.5 pounds (0.68 kg) Wi-Fi model;
- 1.6 pounds (0.73 kg) Wi-Fi + 3G model
| - Height: 9.50 inches (241.2 mm)
- Width: 7.31 inches (185.7 mm)
- Depth: 0.34 inch (8.8 mm)
- Weight: 1.35 pounds (613 g)
- Weight: 1.34 pounds (607 g) Wi-Fi + 3G model
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Chip | - 1GHz Apple A4 custom-designed, high-performance, low-power system-on-a-chip
| - 1GHz dual-core Apple A5 custom-designed, high-performance, low-power system-on-a-chip
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Cameras, Photos, and Video Recording | | - Back camera: Video recording, HD (720p) up to 30 frames per second with audio; still camera with 5x digital zoom
- Front camera: Video recording, VGA up to 30 frames per second with audio; VGA-quality still camera
- Tap to control exposure for video or stills
- Photo and video geotagging over Wi-Fi
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Sensors | - Accelerometer
- Ambient light sensor
| - Three-axis gyro
- Accelerometer
- Ambient light sensor
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Display | - 9.7-inch (diagonal) LED-backlit glossy widescreen Multi-Touch display with IPS technology
- 1024-by-768-pixel resolution at 132 pixels per inch (ppi)
- Fingerprint-resistant oleophobic coating
- Support for display of multiple languages and characters simultaneously
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Power and Battery4 | - Built-in 25-watt-hour rechargeable lithium-polymer battery
- Up to 10 hours of surfing the web on Wi-Fi, watching video, or listening to music
- Charging via power adapter or USB to computer system
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Input /Output | - 30-pin dock connector port
- 3.5-mm stereo headphone minijack
- Built-in speaker
- Microphone
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Location | - Wi-Fi
- Digital compass
- Assisted GPS
- Cellular
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Audio Playback | - Frequency response: 20Hz to 20,000Hz
- Audio formats supported: HE-AAC (V1 and V2), AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, and 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV
- User-configurable maximum volume limit
- Dolby Digital 5.1 surround sound pass-through with Apple Digital AV Adapter (sold separately)
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TV and Video | - Support for 1024 by 768 pixels with Dock Connector to VGA Adapter; 576p and 480p with Apple Component AV Cable; 576i and 480i with Apple Composite AV Cable
- H.264 video up to 720p, 30 frames per second, Main Profile level 3.1 with AAC-LC audio up to 160 Kbps per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format
| - Video mirroring and video out support: Up to 1080p with Apple Digital AV Adapter or Apple VGA Adapter (cables sold separately)
- Video out support at 576p and 480p with Apple Component AV Cable; 576i and 480i with Apple Composite AV Cable
- Video formats supported: H.264 video up to 720p, 30 frames per second, Main Profile level 3.1 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format
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