6, 48), CDMA EV‑DO Rev. A (800, 1900 MHz), UMTS/HSPA+/DC‑HSDPA (850, 900, 1700/2100, 1900, 2100 MHz), GSM/EDGE (850, 900, 1800, 1900 MHz). All models : Gigabit-class LTE with 2×2 MIMO and LAA, 802.11ax Wi‑Fi 6 with 2×2 MIMO, Bluetooth 5.0 wireless technology, NFC with reader mode, Express Cards with power reserve. Location : Built-in GPS/GNSS, Digital compass, Wi‑Fi, Cellular, iBeacon microlocation.
Rated IP67 (maximum depth of 1 meter up to 30 minutes) under IEC standard 60529
FaceTime audio, Voice over LTE (VoLTE), Wi‑Fi calling.
Audio formats supported: 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.
Video formats supported: HEVC, H.264, MPEG‑4 Part 2, and Motion JPEG, Supports Dolby Vision and HDR10 content, AirPlay Mirroring, photos, and video out to Apple TV (2nd generation or later), Video mirroring and video out support: Up to 1080p through Lightning Digital AV Adapter and Lightning to VGA Adapter (adapters sold separately).
Use your voice to send messages, set reminders, and more, Get intelligent suggestions on your Lock screen and in Messages, Mail, QuickType, and more, Activate hands‑free with only your voice using “Hey Siri”, Use your voice to run shortcuts from your favorite apps.