Details of the Genius SP-Q160 Gray USB Speaker SP-Q160 power supply model name USB connector for PCs or laptops 6 W (3 W x 2) is the total output power (W). Two-inch driver unit Response of frequency: 150 Hz to 20 kHz Yes, volume control Length of cable (m) 1.2 m Additional—Weight (g): approximately 358 g The measurements are 81 x 85 x 102 mm (3.19 x 3.35 x 4.0) in inches (W x H x D).