Plug-and-play with Bluetooth, Stylish, Lightweight, Portable Supports all Type-c device send Type-c voice equipment Features Great sound and clarity Comfortable earplugs Built-in microphone allows on the go conversations Ideal for Sports and Outdoor activities with a unique Magnetic design Bluetooth Must be turned on to connect the handsfree Built-in headphone audio chip, Support 48KHz, 24 bit audio output high-resolution sound quality Short press - increase the volume/ decrease the volume Pause / Play / Answer / Hang up Fast press 2 times-next Long press 2 sec-reject a call