Battery Type: None. Brand: Labtec. Features of Product: Power and volume controls conveniently located. Headphone jack for private listening. Compact speaker design looks great on your desk. Plug and play-connects easily to PCs, CD and MP3 players. Full product support. 2 Year guarantee. Headphone Socket: Yes. Integrated Amplifier: No. Interface: USB 2.0. Magnetic Shielding: No. No of Batteries Required: N/A. No of Satellite Speakers: 2. Power Option: Mains Only. Product Depth: 8.8 cm. Product Height: 19.8 cm. Product Weight: 0.82. Product Weight Units: kg. Product Width: 17.8 cm. Remote Control: No. Speaker System: USB Speakers. Subwoofer: No. Treble or Bass Controls: No. Volume Control: Yes. Wall or Desk Mountable: Desk only.