Experience superb sound quality with this Zalman ZM-RSSC USB 2.0 5.1-Channel External Sound Card! The ZM-RSSC features the C-Media CM6206 5.1 sound chipset and a built-in amplifier for crisp, clear sound. With a USB 2.0 interface, installation is a breeze. Three volume controls allow for independent level adjustments for front, rear and center/subwoofer output channels!Simply connect the ZM-RSSC to your notebook or desktop computer's USB port, plug in your speakers or headphones and enjoy premium 5.1 channel sound! Order this Zalman ZM-RSSC USB 2.0 5.1-Channel External Sound Card today!