Philips WAS7500/37 Streamium Wireless 80 GB Hard Disk 80 Watt RMS Music System Streamium Wireless Music system, stream between center, station(s) and PC. My room, My music playback to all stations. 2 way 6 line display on remote. 30 Watt RMS total output power- built in woofers for deep bass sound USB direct plays music from USB flash drives. Expand your system by adding up to 5 Wi Fi Stations