wireless music station help <philips>

hi all thanks for looking and hope someone can help me on this one, my mrs has a philips wireless music station, and without pulling it off the wall and conecting it via rj45 to upload music to it, is there an easy way of transfering it wireless? ive tap in the philps wep key in my pc and it says its conected no problam but how i send the music i ant got a clue, is there a simple program out there what could help me on this, maybe?
cause i find it a right pain to upload muic to the philips music station ,any info would be great thank for looking,