Wi-Fi: IEEE: 802.11b,g, Audio Support: Real Audio,WMA, AAC, MP3, AIFF, AU, WAV, Speakers: 2 x3W, Recommmeded Operating System: Windows 2000/Windows XP SP2/Windows Vista, Headphone output: 3.5mm mini-jack, Auxilary input: 3.5mm mini-jack, USB hostm, clock/alarm function