With these Philips on-ear headphones wireless SH402BK/00, you can playfully advance to the next level; with these sports headphones Bluetooth, training is really fun The wireless headphones on-ear do not require cables thanks to Bluetooth; Additional protection against water and sweat thanks to IPX4; Rounded off with 40 mm neodymium acoustic drivers for a great sound Listen to up to 20 hours of music with these headphones over-ear sport; Highlight is the fast charging technology - charge 10 minutes for 2 hours playing time; These on-ear headphones Bluetooth are really fun Flexible earpiece, foldable and equipped with breathable, cooling ear cushions, keep your ears cool in the summer heat with these on-ear headphones sport Included in delivery: Philips On Ear Headphones Wireless SH402BK/00, sports headphones Bluetooth, noise and echo cancellation, cooling and breathable ear cups, IPX4; quick start guide, USB cable