Read data from SIGMA heart belt via wireless...?

Hi,
could someone help me to read data from SIGMA PC25.10 heart belt via wireless?
The belt seems to have some kind of protocol with a special feature called "digicode", so I need help to know how to read data from the belt.

link to product:
http://www.sigmasport.com/en/produkte/pulscomputer/onyx/pc_2510/

:slight_smile: