SENNHEISER PXC 310FOLDABLE MINI HEADPHONE

The PXC 310 headphones are foldable and come with an integrated volume control. An extensive set of accessories - audio cable, inflight adapter, multi-country charger, rechargeable lithium polymer battery and carrying case - completes the package. Sennheiser NoiseGardT 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
Optimised for in-flight entertainment systems as well as MP3, iPod, iPhone (iPod and iPhone are trademarks of Apple Inc. registered in the U.S. and other countries), DVD, CD players and mobile phones (3.5mm stereo plug)

Battery Specification 3.7 V Rechargeable Lithium Polymer
Operating time 20 h
Frequency response (headphones) 15 - 22000 Hz
Impedance 590 Ω / 100 Ω (Active / Passive)
Sound pressure level (SPL) 107 dB (1 kHz, 1 Vrms)
THD, total harmonic distortion < 0.1 % (1 kHz)