Color |  White    |  
  Capacity |   |  
  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)   |  
  Cellular and Wireless |     - GSM model: UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz);
  GSM/EDGE (850, 900, 1800, 1900 MHz) - CDMA model: CDMA EV-DO Rev. A (800, 1900 MHz)
 - 802.11b/g/n Wi-Fi (802.11n 2.4GHz only)
 - Bluetooth 2.1 + EDR wireless technology
 
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  Location |    - Assisted GPS
 - Digital compass
 - Wi-Fi
 - Cellular
 
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  Display |    - Retina display
 - 3.5-inch (diagonal) widescreen Multi-Touch display
 - 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
 
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  Camera, Photos, and Video |    - Video recording, HD (720p) up to 30 frames per second with audio
 - 5-megapixel iSight camera
 - VGA-quality photos and video at up to 30 frames per second with the front camera
 - Tap to focus video or still images
 - LED flash
 - Photo and video geotagging
 
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  External Buttons and Connectors |  External Buttons and Controls     Connectors and Input/Output    |  
  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 (GSM)
 - 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
 
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  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
 - User-configurable maximum volume limit
 
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  TV and Video |  - Video out support at up to 720p with Apple Digital AV Adapter  or Apple VGA Adapter; 576p and 480p with Apple Component AV Cable; 576i  and 480i with Apple Composite AV Cable (cables sold separately)
 - 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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  Headphones |    - Apple Earphones with Remote and Mic
 - Frequency response: 20Hz to 20,000Hz
 - Impedance: 32 ohms
 
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   Rating for Hearing Aids |  iPhone 4 (GSM model) - 3G network - 850/1900 MHz: M4, T4
 - 2G network - 850 MHz: M3, T3
 - 2G network - 1900 MHz: M3, T35
   iPhone 4 (CDMA model)  |  
  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)  |  
  Sensors |  - Three-axis gyro
 - Accelerometer
 - Proximity sensor
 - Ambient light sensor
 
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