Specification Sheet
CX 3.00
Spice up your sound with Sennheiser’s new 
CX 3.00 earphones which offer amazingly 
detailed sound reproduction and enhanced 
bass response in an incredibly small package. 
The in-ear design reduces ambient noise 
to a minimum, and the included set of ear 
adapters guarantees an individualized fit 
with four sizes (XS, S, M, L) to choose from. 
These are the earphones you’ve been  
looking for. Try them today!
  Earphones with detailed sound  
and enhanced bass
 Optimum fit in the ear canals and  
high attenuation of ambient noise
 Elliptical, tangle-free cable
 Convenient carry case included
 Available in black, white or red
 2-year warranty
CX 3.00 Black CX 3.00 RedCX 3.00 White
Technical Data
EAN No.
40 44155 09375 9  40 44155 09493 0  40 44155 09492 3
UPC No.
6 15104 25585 2  6 15104 25795 5  6 15104 25794 8
Art. No.
506232  506246  506245
General Data 
Ear Coupling
Ear canal
Transducer principle
Dynamic
Cable length
1.2 m
Connector plugs
3.5 mm plug, angled 
Delivery Includes
CX 3.00 earphones
Ear adapter set (XS, S, M, L)
Carrying case
Headphones 
Frequency response
17–21,000 Hz 
Impedance
18 Ω 
Sound pressure level
118 dB 
THD
< 0.5 %
Packaging
Dimension of product packaging
(L x B x W)
100 x 38 x 148 mm
Dimension of inner master carton
(L x B x W)
258 x 138 x 122 mm
Dimension of outer master carton
(L x B x W)
302 x 282 x 278 mm
Languages
English, German, French, Spanish, Italian, Dutch, Portuguese
Warranty
2 years


