Wireless headphone FREE MUSIC: padded ear pads (foldable) and headband, frequency range: 87,5 - 108 MHz, with FM radio function and hands-free talking, range: approx. 10 m, with built-in rechargeable battery, capacity: approx. 400 mAh, runtime: approx. 12 hours, 200 hours in standby mode, including USB charging cable (length approx. 52 cm), line-in connection for 3,5 mm audio jack (incl. cable, length: approx. 80 cm)