[vc_row][vc_column][vc_column_text]Four years ago, all phones had a 3.5 mm audio jack for music listening. After a series of flagship smartphones switched over to USB-C, lightning jacks, and Bluetooth earphones; we see a setback of the 3.5 mm audio jack. Is the 3.5 mm audio jack still a thing?[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_custom_heading text="What is 3.5 mm audio jack?" font_container="tag:h2|font_size:34|text_align:left|color:%231e73be|line_height:1" use_theme_fonts="yes"][vc_column_text]Audio jack, also known as... » View detail