Standalone audio - YES (BeoSound 9000 <ML-CABLE> Wireless as transmitter )
Linkroom (OPT 4/5/6) - YES (BeoSound 9000 <ML-CABLE> Wireless as receiver)
BUT in an A/V setup ALL MASTERS must be connected permanently via ML-cable.
VIDEO <ML-CABLE> AUDIO <ML-CABLE> DIGITAL MUSIC <ML-CABLE> WIRELESS (transmitter)