Accessories Included: None. Battery Type: None. Brand: JBL. Features of Product: This stylish and contempary 2.1 speaker system can be used With MP3 Players, CD Players, iPods. Interchngeable black and white covers. Works from almost all audio sources. 3.5mm connection jacks. Subwoofer 24 watts output.. Headphone Socket: No. Integrated Amplifier: Yes. Interface: 3.5mm audio jack. Magnetic Shielding: Yes. No of Batteries Required: N/A. No of Satellite Speakers: 2. Power Option: Mains Only. Product Depth: 23 cm. Product Height: 17 cm. Product Width: 39 cm. Remote Control: No. Speaker System: 2.1. Subwoofer: Yes. Treble or Bass Controls: No. Volume Control: Yes. Wall or Desk Mountable: Desk only.