Key features ?Quad-band GSM and quad-band 3G support with 14.4 Mbps HSDPA and 5.76 Mbps HSUPA ?LTE support where carriers support it and CDMA support when sold by CDMA carriers ?4" 16M-color LED-backlit IPS TFT capacitive touchscreen of 640 x 1136px resolution ?Scratch-resistant screen glass, fingerprint-resistant coating ?1.2GHz dual-core custom-designed CPU, PowerVR SGX543MP3 GPU, 1GB of RAM, Apple A6 SoC ?iOS 6 and iCloud integration ?8 MP autofocus camera with LED flash and touch focus ?1080p video recording at 30fps ?1.2MP secondary front-facing camera ?Wi-Fi 802.11b/g/n, Wi-Fi hotspot ?GPS with A-GPS connectivity; digital compass ?16/32/64GB storage options ?Accelerometer, proximity sensor and a three-axis gyro sensor ?Active noise cancellation with a dedicated secondary microphone ?Standard 3.5 mm audio jack, stereo Bluetooth v4.0 ?Excellent audio output quality (though worse than 4S) ?Apple Maps with free voice-guided navigation in 56 countries ?Voice recognition, Siri virtual assistant ?Supports HD Voice (needs carrier support too) ?FaceTime video calls over Wi-Fi and cellular ?Impressively slim and light ?Great battery life |