Origin	China
Model Number	CX300-II
Brand Name	Sennheiser
Style	Ear Hook
Usage	MP3 Player

Sennheiser CX300-II earphone
 
Base parameter
 
Optional colors:     black,white,red,silver,pink
Standard accessories: ear fit adapters(s/m/l), carrying pouch
 
 
Electric and acoustics specificationStandard inspection condition
Earphone
Style:                          Dynamic
Adorn mode:                    In ear
Impedance:                     16Ω ± 30%
Effective Frequency :             19 21000Hz
Qutput S. P. L :                  113dB+2/-3.5dB at 1kHz
SPL Differency between Lch &Rch : ± 3dB   
Line length:                    1.2m
Plug:                         Φ3.5-3p plated Au
Product description
 
The new sennheiser CX300-II,a new and improved version of the popular CX-300
earphones. Sennheiser claims that they are ideal for travel as the design
reduces background noise and blocks sound leaking out .As this is the first
in-ear type of Sennheiser, The performance is equal in the three sound
frequencies and the bass is very good. It has balanced equally in the sound
field and the sound Analysis and try to considerate each field. It is a good
choice to hear the lyrical songs.