Sennheiser MX 660 Classic-Line Headphones

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General Description

The MX 660 are high-quality earphones with Sennheiser's innovative "Basswind" system for superior, bass-driven stereo sound experience. They feature a volume control integrated in the cable and a cable winder for convenient cable length adjustment.

[edit] Features

MX 660
Ideal for use with all MP3, CD, DVD players and portable gaming systems
Best sound experience
Powerful bass-driven, stereo sound
High-performance dynamic driver system with Sennheiser “Basswind” system for a superior sound experience
Outstanding wearing and handling comfort on the go
Convenient volume control integrated into the cable
Carrying pouch for convenient handling and storage
Cable winder for easy cable length adjustment

[edit] Technical Data

Frequency response 18 - 21000 Hz
Cable length Symmetric (earphone -> separator: 300 mm; separator -> plug: 800 mm).
Impedance 32 Ohm
Sound pressure level (SPL) 114 dB (1 kHz, 1 Vrms)
Jack plug 3.5 mm gold plug, rt-angled
Ear coupling intraaural
Transducer principle dynamic