Size and weight
Height: 4.5 inches (115.5 mm) Width: 2.4 inches (62.1 mm) Depth: 0.48 inch (12.3 mm) Weight: 4.8 ounces (135 grams)
Capacity
16 GB capacity
Color
white/black
Display
* 3.5-inch (diagonal) widescreen Multi-Touch display * 480-by-320-pixel resolution at 163 ppi * Fingerprint-resistant oleophobic coating * Support for display of multiple languages and characters simultaneously
Cellular and wireless
* UMTS/HSDPA (850, 1900, 2100 MHz) * GSM/EDGE (850, 900, 1800, 1900 MHz) * Wi-Fi (802.11b/g) * Bluetooth 2.1 + EDR wireless technology
Location
* Assisted GPS * Digital compass2 * Wi-Fi * Cellular
Sensors
* Accelerometer * Proximity sensor * Ambient light sensor
Audio playback
* Frequency response: 20Hz to 20,000Hz * Audio formats supported: Audio formats supported: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV * User-configurable maximum volume limit
Headphones
* Apple Earphones with Remote and Mic * Volume control * Frequency response: 20Hz to 20,000Hz * Impedance: 32 ohms
Video playback
* Video formats supported: H.264 video, up to 1.5 Mbps, 640 by 480 pixels, 30 frames per second, Low-Complexity version of the H.264 Baseline Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; H.264 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Baseline Profile up to Level 3.0 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, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats
In the box
* iPhone 3GS * Apple Earphones with Remote and Mic * Dock Connector to USB Cable * USB Power Adapter * Documentation * SIM eject tool
Languages
* Language support for English (U.S), English (UK), French (France), German, Traditional Chinese, Simplified Chinese, Dutch, Italian, Spanish, Portuguese (Brazil), Portuguese (Portugal), Danish, Swedish, Finnish, Norwegian, Korean, Japanese, Russian, Polish, Turkish, Ukrainian, Arabic, Thai, Czech, Greek, Hebrew, Indonesian, Malay, Romanian, Slovak, and Croatian * Keyboard support for English (U.S.), English (UK), French (France), French (Canadian), French (Switzerland), German, Traditional Chinese (Handwriting, Pinyin, Zhuyin), Simplified Chinese (Handwriting, Pinyin), Dutch, Italian, Spanish, Portuguese (Brazil), Portuguese (Portugal), Danish, Swedish, Finnish, Norwegian, Korean, Japanese (QWERTY), Japanese (Kana), Russian, Polish, Turkish, Ukrainian, Estonian, Hungarian, Icelandic, Lithuanian, Latvian, Flemish, Arabic, Thai, Czech, Greek, Hebrew, Indonesian, Malay, Romanian, Slovak, Croatian, Bulgarian, and Serbian * Dictionary support (enables predictive text and autocorrect) for English (U.S.), English (UK), French, German, Traditional Chinese (Handwriting, Pinyin, Zhuyin), Simplified Chinese (Handwriting, Pinyin), Dutch, Italian, Spanish, Portuguese (Brazil), Portuguese (Portugal), Danish, Swedish, Finnish, Norwegian, Korean, Japanese (QWERTY), Japanese (Kana), Russian, Polish, Turkish, Ukrainian, Lithuanian, Arabic, Thai, Czech , Greek, Hebrew, Romanian, Slovak, and Croatian
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)