The Altec Lansing Inmotion Portable Speaker system provides the power to WOW! Experience truly great sound with clear pure highs, full rich mids, and surprisingly deep bass using state-of-the-art technology. These portable speakers don"t require an external amplifier or power supply—making them ideal to take with you absolutely everywhere. Features MaxxBass technology; quality bass without a subwoofer; and a design to be used with an iPod. Imported.