The Cleer Roam Sport portable Bluetooth wireless noise canceling sports earphones have a isolating ear-insert design. These iPod/cellphone-centric earphones can be used with the noise canceling feature turned on or off, and are intended for use with iPods, iPads, some other cell phones, as well as standard audio devices. The earphones have an inline microphone and inline remote with and integrated volume, music player function. Additional features include either earphone can be used alone for one ear monitoring of Bluetooth streamed audio and telephone communications. Charging/carrying case has built-in rechargeable battery that the manufacturer claims can be used to recharge the earphone batteries for an additional 15 hrs. of listening time for a total of 20 hrs. Manufacturer claims IPX4 water resistant. The earphone noise cancellation control setting switches between ANC on, ANC off, and ambient sound monitor (Pass-through) modes by touch control on right earphone (default); these settings can be customized using the Cleer+ app. ANC is turned on automatically when the earphones are powered on. Has touch controls; default settings are play/pause/call answer/end, next track, previous track, noise cancellation on/ambient sound on, volume up and down. Has quick charge feature: 5 min of charging will provide 1 hr. of playtime. Cleer+ app download for Apple and Android mobile devices can be used to adjust the tonal balance of the earphones using tonal presets, custom EQ, switch between noise canceling on/off and ambient monitoring, customize the headphone touch control functions, check battery levels, and update firmware. The Roam Sport comes with 3 pairs of ear pieces in various sizes, three pairs of ear bowl supports in various sizes, charging cradle/recharger battery/carrying case, USB-A to USB-C connector charging cable, Quick start guide and is covered by a 12-month parts/12-month labor warranty.