Display: Retina Display: 3.5" capacitive IPS multi-touch display running at 960 x 640 resolution, 326ppi, 800 to 1 contrast ratio. Supports both portrait and landscape modes via accelerometer. Has ambient light sensor, proximity sensor, compass and gyroscope.
Ion rechargeable. Battery is not user replaceable. Claimed talk time on 3G: up to 7 hours.
Performance: Apple custom A4 CPU (low power version of the CPU used in the iPad), 512 megs RAM.
x 2.3 x 0.37 inches. Weight: 4.8 ounces (according to Apple, 5.0 ounces according to our digital scale).
Phone: CDMA dual band digital phone with 3G EV-DO Rev. A (can fall back to 1xRTT 2G).
Camera: Rear (main) camera: 5.0 MP with autofocus lens and LED flash. Can shoot video at 720p, 30fps. Has front-facing VGA camera that can be used with Facetime video calls over WiFi.
in speaker, mic and 3.5mm standard stereo headphone
jack. iTunes player built-in.
WiFi 802.11b/g/n (2.4GHz only) and Bluetooth 2.1 +EDR.
Software: iOS 4 (iPhone 4 operating system). Google Maps, Safari web browser, email, threaded text/MMS messaging, Stocks, YouTube Player, iTunes, App Store, Phone, Clock, Calculator, Photos, Camera, Voice Memos, Contacts, Calendar, Notes, Compass and Settings.
Expansion Slot: None.
Storage: Available in 16 and 32 gig capacities.