Yamaha DTXpress/DTXplorer/DTXtreme

Hey guys,
Has anyone tried these phones before? Sennheiser HD 202.  Apparently 
they are this years model of the HD 200.
Just out of curiosity, can someone check the specs to see if it will 
be loud enough for my DTXPRESS 1 module.
Here are the specs.

http://www.sennheiser.com/sennheiser/icm_eng.nsf/root/products_headph
ones_dj_05176?Open&row=2

Techn. Data 
Jack plug 3,5/6,3 mm stereo 
Nominal impedance 32 Ohm 
Weight w/o cable ca. 130 g 
Transducer principle dynamic, closed 
Ear coupling supraaural 
Cable length 3 m 
Frequency response (headphones) 18.....18000 Hz 
Sound pressure level (SPL) 115 dB(SPL) 
THD, total harmonic distortion <0,5 % 

Thanks for your help,
Mike