Many Smartphones Don't Have This Jack Anymore

This page is the CodyCross answer for the clue below from Underground Worlds, Group 2180, Puzzle 1 (Cappadocia Homes).

Question is: Many Smartphones Don't Have This Jack Anymore

and the answer is: HEADPHONE

Word Meaning:

HEADPHONE — (usually in the plural) singular of headphones: a cushioned speaker placed on, over, or inside the ear, normally used in left and right pairs.

Definitions from Wiktionary.