Sound is
your spirit
The CX 55 are noise-
isolating in-ear phones
with powerful bass
reproduction. The
special shape of their
housings ensures that
the CX 55 are always
positioned comfortably
in the ear. They include
a convenient, durable
carry pouch and a set
of ear adapters.
CX 55
CX 55
Ideal for use with all MP3, CD, DVD players and portable gaming systems
Rich bass experience
High-performance dynamic speaker systems
Excellent passive attenuation of ambient noise
Outstanding wearing comfort on the go
Perfect fit in the ear canal due to ergonomic design and ear adapters in
different sizes (included in the delivery)
Extremely small and lightweight
Carrying pouch for convenient handling and storage
2-year warranty
CX 55
CX 55 accessories
Technical Data
Specifications CX 55
UPC No. 615104109773
Design In-ear headphones
Transducer principle Dynamic, closed
Frequency response 17 – 21,000 Hz
Impedance 16 O
THD (1 kHz, 100 dB SPL) < 0.2 %
Sound pressure level
(1 kHz, 1 Vrms)
113 dB
Weight (without cable) 0.1 oz
Connecting cable length 3.3 ft
Plug 1/8 in. plug (angled)
Delivery includes ear adapter set (S/M/L)
cable clip
cable winder
carrying pouch
Languages German, English, French, Spanish, Italian, Dutch
Always purchase from an authorized Sennheiser dealer.
Sennheiser Electronic Corp., One Enterprise Drive, Old Lyme, CT 06371 • (860) 434-9190 • www.sennheiserusa.com ©2007
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