The 3.5mm headphone converter jack was eliminated by Apple starting with the iPhone 7 series, leaving only the integrated Lightning port, which doubles as a charging port and a headphone port. - Headphones with Lightning connectors that connect straight to the iPhone's audio port This headset requires a Bluetooth connection in order to function. The flexible TPU used to make the earphone cord effectively prevents tangles and breaks. With two bright and clear treble bands and deep bass ranges, the product offers good sound quality for convenient music listening and entertaining. - For convenience, the physical controls to adjust the volume and pause the music are built into the body of the headset. The headset cord's maximum length is 1.2 meters for