True wireless freedom: be free from any cables for unrestricted movement while working, working out or taking calls with integrated, dual microphones. Compatible with all Bluetooth devices Hands-free calling: don't INTERRUPT your workout. You can answer the phone without disconnecting your earphones. Live True knows when a call is coming in and will pause the music before ringing. Ergonomic design: ultra-light silicone is ergonomically design to sit comfortably in your ears for hours