Features of the Apple iPhone 4 include:
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OS X Operating System
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Assisted GPS with digital compass
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5 megapixel camera with touch autofocus, LED flash and geo-tagging
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Video camera: HD (720p) up to 30 frames per second with audio, VGA secondary camera for video calling
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Display: 960 x 640 pixels (3.5 inch) touchscreen
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Music player (AAC, Protected AAC, MP3, MP3 VBR, Audible (formats 1, 2, and 3), Apple Lossless, AIFF, and WAV formats)
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Video player supports 720p HD playback at 30 frames/second
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Voice control, voice memos
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Messaging: SMS, MMS, email
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Memory: 16GB or 32GB flash drive
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Connectivity: Bluetooth 2.1 + EDR, USB 2.0, Wi-Fi (802.11b/g), 3.5mm headphone jack
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WAP, EDGE, HSDPA
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Size: 115 x 59 x 9.3 mm
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Weight: 137g
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Quad-band (850, 900, 1800, 1900 MHz) plus UMTS/HSDPA (850, 900, 1900, 2100 MHz)
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Talktime: 7 - 14 hours
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Battery standby: 300 hours
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Audio playback: Up to 30 hours