Magnetic earphones with built-in microphone & Bluetooth(R) 4.1 technology; In-ear design blocks background noise ; Streams music from smartphones, laptops, tablets & other Bluetooth(R)-enabled devices; In-line microphone for making & taking hands-free calls from a connected smartphone; Rubber-finish remote buttons control playback on supported Bluetooth(R) devices; Soft, flexible eartips provide comfortable & secure fit; Rechargeable 60mAh battery provides up to 5 hours of play time, up to 75 hours on standby; Includes USB charge cable, warranty card & instruction manual;