Bose Acoustic Noice-Cancelling Headphones

Bose® QuietComfort® 3 Acoustic Noise Cancelling® Headphones High-performing noise reduction headphones for travel, work and home Enjoy your music and movies even more, with clear and lifelike sound Comfortable and lightweight on-ear fit Rechargeable lithium-ion battery and charger included Ear cups fold flat in slim carrying case for easy storage Product Details Overall headphone dimensions 7.38"H x 5.25"W ( 19 cm x 13.5 cm ) Ear cushion outside dimensions 2.88"H x 2.25"W ( 7.5 cm x 6 cm ) Weight with cable 5.1 oz (145 g) Battery output power 3.7VDC, 200mAh Battery life Approximately 25 hours per charge; 500 charging cycles Manufactured in 2010