* 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

Sensors

* Three-axis gyro
* Accelerometer
* Ambient light sensor

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)

TV and Video

* 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

Mail Attachment Support

Viewable document types: .jpg, .tiff, .gif (images); .doc and .docx (Microsoft Word); .htm and .html (web pages); .key (Keynote); .numbers (Numbers); .pages (Pages); .pdf (Preview and Adobe Acrobat); .ppt and .pptx (Microsoft PowerPoint); .txt (text); .rtf (rich text format); .vcf (contact information); .xls and .xlsx (Microsoft Excel)

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)

Accessibility

* Support for playback of closed-captioned content
* VoiceOver screen reader
* Full-screen zoom magnification
* White on black display
* Mono audio

Wireless and Cellular

UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz); GSM/EDGE (850, 900, 1800, 1900 MHz)