Sennheiser NoiseGard 2.0 technology provides up to 90% active noise cancellation - Ideal for use on a plane, train, bus or in any other noisy environment
TalkThrough function - Communication without removing the headphones
Neodymium magnets and Duofol diaphragms for excellent sound reproduction
Collapsible design with metal-reinforced headband ensures portability and durability
Integrated volume control for enhanced usability and convenience
Optimized for in-flight entertainment systems as well as MP3, iPod, iPhone, DVD, CD players and mobile phones (3.5mm stereo plug)
Battery Specification: 3.7 V Rechargeable Lithium Polymer
Operating time: 20 hours