English
Stereo headphones
Features
Stereo Headphones
Newly-developed 70 mm driver units for high-resolution and wide dynamic range
sound
Operating Instructions
Comfortable full open headphones with wide stereo soundstage
Acoustic Bass Lens delivers rich bass sound for music, movie, gaming, etc., by
concentrating bass sound at the center of the driver units
360 kJ/m3 neodymium magnets for clear mid-range and rich bass sound
Flexible-fit head cushion for wearing comfort
Light-weight design for long-term wearing comfort
Impedance compensators (resistor network inside driver units) eliminate variances in
sound quality between amplifiers of different output impedance
Comfortable fitting with fabric earpads
Manual de instrucciones
4-295-245-11(1)
Single-sided cord
©2011 Sony Corporation
Printed in Thailand
How to use
MDR-MA900
How to wear the headphones (see fig. )
Extend the headband to adjust the length.
Wear the headphone marked on your right ear, and the one marked on your left
ear.
There is a tactile dot on the unit marked to distinguish the left side.
How to use the unimatch plug adaptor (see fig. )
Insert the stereo mini plug fully into the jack until you hear a click.
Specifications
Type: Full open, dynamic / Driver unit: 70 mm, dome type (OFC Voice Coil) / Power
handling capacity: 700 mW (IEC*) / Impedance: 12 Ω at 1 kHz / Sensitivity: 104 dB/mW
/ Frequency response: 5 Hz – 40,000 Hz / Cord: 3 m (118 1/8 in), Single-sided OFC Litz
cord / Plug: Gold-plated stereo mini plug / Mass: Approx. 195 g (6 7/8 oz) without cord /
Supplied accessories: Gold-plated unimatch plug adaptor (stereo phone plug stereo
mini jack) (1), Operating Instructions (1)
Tactile dot
* IEC = International Electrotechnical Commission
Design and specifications are subject to change without notice.
Precautions
Listening with headphones at high volume may affect your hearing. For traffic safety,
do not use while driving or cycling.
Unimatch plug adaptor
(supplied)
Stereo mini plug
Do not subject the headphones to excessive shock.
Handle the driver units carefully.
The earpads may deteriorate due to long-term storage or use.
Do not leave the jack plug dirty otherwise the sound may be distorted.
Clean the headphones with a soft dry cloth. Do not blow on the units when cleaning.
Do not allow the plug to become dirty, otherwise the sound may deteriorate.
Do not leave the stereo headphones in a location subject to direct sunlight, heat or
moisture.
The sound will leak from these headphones due to their structure. Pay regard to the
people around you, and refrain from using the headphones in public places, such as on
trains.
Optional replacement earpads can be ordered from your nearest authorized Sony
This mark is valid only in those European countries where it is legally
applicable.
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