Characteristics and Interoperability - Apple eliminated the 3.5mm headphone converter jack on iPhone models 7 and later, leaving only the integrated Lightning port, which doubles as a headphone and charging port. – Headphones with Lightning connectors that attach straight to the iPhone's audio port This headset requires a Bluetooth connection in order to operate. The flexible TPU used to make the earphone cord is effectively anti-tangle and anti-break. With two distinct and bright treble bands and deep bass ranges, the product offers good sound quality that makes it easy to listen to music and enjoy entertainment. – The headset's body incorporates physical keys for volume adjustment and song pause/resumption for convenient use. – The headset cord's length can vary depending on