Stream quality sound all day Listen to your music in clear sound from 1.18" drivers. Easy hands-free calling Conversation flows freely with easy hands-free calling, thanks to the built-in microphone. No need to even take your phone from your pocket. Voice-assistant compatible A simple button press connects you to your smartphone's voice assistant to get directions, play Easy operation with buttons Use the buttons to play, stop, or skip through tracks and adjust the volume. music, and communicate with contacts.