User manual SONY MDR-E11LP

[. . . ] Listening to music 3 Put on the headphones so that the ear pads cover When connecting to dual or stereo mini jacks of in-flight music services. Noise canceling headphones reduce ambient noise, and provide a quieter environment to enhance audio entertainment. Ambient sound is synthesized with an anti-sound signal produced by the noise canceling circuit, and reduced. [. . . ] Neodymium magnets are used to deliver powerful sound. ⷠOperates as passive headphone when noise canceling circuit is not activated. Plug types are compatible with Sony WALKMAN* remote controllers and stereo mini jacks of audio and visual equipment. General Type Driver units Impedance Dynamic, closed 30 mm dia: dome type 24 ohms at 1 kHz (when the power is on) 56 ohms at 1 kHz (when the power is off) Sensitivity 102 dB/mW (when the power is on) 100 dB/mW (when the power is off) Frequency response 16 ­ 22, 000 Hz Frequency range of active noise attenuation 40 ­ 1, 500 Hz more than 10 dB at 300 Hz Input cord 0. ) (a gold-plated micro jack t a gold-plated L shaped stereo mini plug) (1) Plug adaptor for in-flight use (single/dual) (1) Carrying case (1) Operating instructions (1) Design and specifications are subject to change without notice. Do not use the headphones when use of electronic equipment is prohibited or when use of personal headphones for inflight music services is prohibited. If you have any questions or problems concerning the system that are not covered in this manual, please consult the nearest Sony dealer. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. You are cautioned that any changes or modifications not expressly approved in this manual could void your authority to operate this equipment. Hours 40 hours 20 hours The power indicator lights in red. When the power is turned on, ambient noise is reduced, and you can listen to music more clearly at a lower volume. Replace the battery with a new one when the POWER indicator dims. Hearing experts advise against continuous, loud and extended play. If you experience a ringing in your ears, reduce the volume or discontinue use. [. . . ] If you experience a ringing in your ears, reduce the volume or discontinue use. The noise canceling function may not work properly unless the headphones are put on firmly. ⷠYou can use the headphones without turning on the power. [. . . ]