There are 2 versions, the Beoolab 4 PC version without powerlink is 999$. You can order form amazon where they house the B&O store or get them at any apple store.
The normal version, that has powerlink and that you can connect to Besounds and Beocenters is 300$ more I think. Both prices plus tax.
JK
BS9000, BS2300, BC2, BL2500, BL3, Bl2, BS1, BV8, BC4, A8