Earphones AKG , OTG Adapter included, Connectivity technology, Wired. Comfort and Stability: The in-ear headphones are ergonomically designed with three soft earbuds (S/ M/ L), allow for a personalised fit. The ear buds give luxurious comfort and support, so you can enjoy getting lost in the music. Make you feel comfortable even when worn for long time. Including a storage case ideal for keeping your headphones safe whilst not in use, you can easily take this set on-the-go.