Fujitsu SIEMENS SOUNDSYSTEM 2.1 MINI, 5.1 channels, 4.61 x 7.87 x 5.83" (117 x 200 x 148 mm), 1.65 x 3.41 x 0.886" (42 x 86.5 x 22.5 mm) Fujitsu SIEMENS SOUNDSYSTEM 2.1 MINI. Audio output channels: 5.1 channels. Subwoofer dimensions (WxHxD): 4.61 x 7.87 x 5.83" (117 x 200 x 148 mm). Dimensions (WxDxH): 1.65 x 3.41 x 0.886" (42 x 86.5 x 22.5 mm)