IPX Bluetooth Cable with attachable charging clip, USB charging cable and cord clip.  Water and sweat resistant for extreme durability IPX connection allows for compatibility with both PRO and CSX earphones Inline remote with microphone and functionality to activate smartphone assistant, control volume, change songs, pause and play audio, accept and decline calls, and power on and off  Up to 8 hours of play time Bluetooth 4.1, multi-point 19″ adjustable cable length