Media-Tech E-Zone. System type: 1.0, Recommended usage: universal, Form factor: tabletop. RMS rated power: 6 W, Frequency range: 150 - 18000 Hz. Connectivity technology: Wired, Interface: USB. Power source type: Battery, Battery type: AAA. Width: 218 mm, Depth: 40.5 mm, Height: 78 mm