Total RMS output: 1.5 watts Total peak power: 3 watts Power supplied by USB port from desktop/notebook Selected 50x50 mm speakers for clear sound Glossy front panel Volume control Works great with any computer system using a standard 3.5mm audio plug Compatible with Win7, Vista, XP, Mac 10.0 or above Don`t be limited by a power adapter, Genius releases cute mini speakers, SP-U115, whose power is supplied through a USB port from a desktop/notebook. They use 50mm speaker drivers for loud and clear sound performance for a total of 1.5 watts RMS. ... Click the "See full description" link below for more details.
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