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Altec Lansing M604 Powered Audio System for Zune

High-Definition Audio - Digital amplification delivers powerful sound from a compact system
Clean Crisp Sound - Four specially engineered full-range neodymium speakers smoothly deliver a full spectrum of pure distinct sound
Surprisingly Deep Bass - XdB bass-enhancement technology creates deep bass without a subwoofer
Wireless Remote and Built-in Controls - Zune and speaker functions play forward back volume bass treble and stand-by are at your fingertips
Easy to Use - Built-in universal Zune dock allows data transfer and recharges your Zune