Size and weight
Height: 4.5 inches (115.2 mm) / Width: 2.31 inches (58.6 mm) / Depth: 0.37 inch (9.3 mm) / Weight: 4.8 ounces (137 grams)
iPhone 4
iPhone 4
UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz) GSM/EDGE (850, 900, 1800, 1900 MHz) 802.11b/g/n Wi-Fi (802.11n 2.4GHz only) Bluetooth 2.1 + EDR wireless technology Location Assisted GPS / Digital compass / Wi-Fi / Cellular Power and battery Built-in rechargeable lithium-ion battery Charging via USB to computer system or power adapter Talk time: Up to 7 hours on 3G Up to 14 hours on 2G Standby time: Up to 300 hours Internet use: Up to 6 hours on 3G Up to 10 hours on Wi-Fi Video playback: Up to 10 hours Audio playback: Up to 40 hours Mac system requirements Mac computer with USB 2.0 port Mac OS X v10.5.8 or later iTunes 9.2 or later (free download from www.itunes.com/download) iTunes Store account Internet access Windows system requirements PC with USB 2.0 port Windows 7; Windows Vista; or Windows XP Home or Professional with Service Pack 3 or later iTunes 9.2 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) Capacity 16GB or 32GB flash drive Color White or black
Display
Retina display
3.5-inch (diagonal) widescreen Multi-Touch display
960-by-640-pixel resolution at 326 ppi
800:1 contrast ratio (typical)
500 cd/m2 max brightness (typical)
Fingerprint-resistant oleophobic coating on front and back
Support for display of multiple languages and characters simultaneously
Audio playback
Frequency response: 20Hz to 20,000Hz
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
TV and video
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
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 (cables sold separately)
iPhone production
