Features:A 2.1 speaker system with rich bass and 360-degree sound lets you rediscover the art of listening—all around the room.360-degree soundThe speakers project sound evenly in all directions, so you enjoy rich, clear sound from any angle throughout the room. Down-firing subwooferA subwoofer with a 6.5-inch pressure driver delivers deep lows for rich bass you can feel. Two auxiliary inputsAn RCA jack and a 3.5 mm auxiliary input let you easily connect your Logitech® SqueezeboxTM network music player, gaming console, DVD player, or iPod®.40 watts (RMS) of powerYou’ve got enough power to fill the room with bold, dynamic sound. Convenient on-speaker controlsYou’ve got power, volume, and a headphone jack for private listening right at your fingertips.System RequirementsWindows-based experienceWindows® XP, Windows Vista® or Windows® 7.Computer soundcards or audio sources that include a 3.5 mm jackMac® computerMac OS® X 10.3.9 or laterComputer soundcards or audio sources that include a 3.5 mm jackPart NumberPN 980-000328Technical Specifications40 watts (RMS)Frequency response: 35 Hz – 20 kHz Satellites:2 x 9.5 watts (RMS) (into 4 ohms, @1kHz, @10% THD)Integrated volume & bass controlSubwoofer:21 watts (RMS) (into 6 ohms, @100Hz, @10% THD)Connections:Inputs: Stereo RCA, 3.5 mm primary input, 3.5 mm auxiliary inputOutputs: 3.5 mm headphone jackDrivers:Satellites: 2-inch dome driversSubwoofer: 5.25-inch down-firing subwoofer with 5.5-inch pressure driverSpeaker dimensions (H x W x D):Satellites: 7.7" (19.5 cm) x 3.4" (8.6 cm) x 5.2" (13.2 cm)Subwoofer: 10" (25.6 cm) x 9" (23 cm) x 9.5" (24 cm)Warranty Information2-year limited hardware warrantyPackage ContentsLogitech® Speaker System Z523All necessary audio and power cablesQuick-start guide