i saw some sennheiser cx400s for sale and it comes with this adapter and mic, anyone know what the cx400s are like because i dont understand the spec..
* Frequency response: 17 - 21000 Hz
* Cable length: Symmetric (earphone -> separator: 300 mm, separator -> plug: 300 mm). 1 m extension cable.
* Impedance: 16 Ohms
* THD, total harmonic distortion: < 0.2 %
* Sound pressure level (SPL): 113 dB (1 kHz, 1 Vrms)
* Jack plug: 3.5 mm gold plug, straight
* Ear coupling: intraaural (ear canal fit)
* Transducer principle: Dynamic
????