Description: Installation location: chassis drive location. The chassis has built-in 3.1 stereo sound, three sets of speaker vibration design. Stereo surround sound, mesh panel. Frequency response range: 60Hz-15KHz Output power: 5W Signal to noise ratio: >=70db Specification: Material: metal Controller Size: approx. 142x76x40mm Cable Length: approx. 800mm Package Includes: 1 Piece Loudspeaker 4 Pieces Screws