Type can be either monochrome or color. TFT is a common color display and others are CSTN, TFT, TFD and OLED.
AAC-LC, HE‑AAC, HE‑AAC v2, Protected AAC, MP3, Linear PCM, Apple Lossless, FLAC, Dolby Digital (AC‑3), Dolby Digital Plus (E‑AC‑3) and Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX and AAX+) Stereo playback User‑configurable maximum volume limit
Internal storage size
A13 Bionic Chip
Second generation network (2G) is the most common network type, and includes GSM and GPRS. 2.75G is often of EDGE/EGPRS type. Third generation (3G) includes UMTS (W-CDMA) and is fast (useful for mobile internet).