Wireless in-ear headphones. Truly wireless for total freedom of movement. Packed full of technology that makes music sound clear and powerful. Earbuds are sweat and weather resistant (with an IPX4 rating). StayHear+ Sport tips provide a comfortable and secure fit. Up to 5 hours of play time with each charge and up to an additional 10 hours with the charging case. Track lost earbuds and easily manage Bluetooth connections with the Bose Connect app. Included in the box: SoundSport Free wireless headphones, 3 pairs of StayHear+ Sport tips (in sizes S/M/L), USB cable and charging case. Dimensions: 31,2mm x 25,4mm x 12mm. Colour: Black