Accessories Included: None. Battery Type: None. Brand: Logitech. Features of Product: This Logitech LS21 2.1 speakers comes with a wired remote control. Suppliers Customer helpline - 0207 309 0126. Headphone Socket: Yes. Integrated Amplifier: Yes. Interface: 3.5mm audio jack. Magnetic Shielding: Yes. No of Batteries Required: None. No of Satellite Speakers: 2. Power Option: Mains Only. Product Depth: 8.1 cm. Product Height: 14.7 cm. Product Weight: 2.63. Product Weight Units: kg. Product Width: 8.6 cm. Remote Control: Yes. Speaker System: 2.1. Subwoofer: Yes. Treble or Bass Controls: No. Volume Control: Yes. Wall or Desk Mountable: Desk only.