Philips SLA5520NS Wireless Music Adapter. Audio formats supported: MP3 WAV Windows Media™ Audio WMA-DRM. Wireless LAN connection: 802.11g, Security algorithms supported: WEP 128 bit WEP 64 bit WPA. Weight: 1.3 kg. Manual: French. Minimum hard disk space: 150 MB, Minimum RAM: 128 MB, Minimum processor: Pentium II or better