There's a standard - size 3.5 mm headphone jack on top, plus a microSD card slot underneath the battery cover. (pcmag.com)
All three handsets ditch the traditional 3.5 mm headphone jack in favor of a USB Type - C connector that handles both charging and audio duties. (techspot.com)
There's no headphone jack again, sadly, but there is a Lightning to 3.5 mm headphone jack adapter in the box. (digitaltrends.com)