Durherm DR-S20 2.1 Glossy Surface Luxury Design Subwoofer Speaker System Equipped with Microphone and Headphone Inputs High gloss luxury compact design Volume & power control, headphone & mic input jacks 22 Watts rms rated real power & compact in appearance, high in performance Compatible with any type of stereo audio source (all brand PC TV DVD CD MP3 iPod laptops) Amplified mdf (wood) enclosure subwoofer for deep bass sound