Wired, connectivity technology, OTG adapter included, AKG earphones. Comfort and Stability: The three soft earbuds (S, M, and L) on the ergonomically designed in-ear headphones enable a customized fit. You can enjoy losing yourself in the music thanks to the ear buds' opulent comfort and support. make you feel cozy even after wearing it for a long time. This set is portable and comes with a storage case that is perfect for keeping your headphones safe when not in use.