... year warranty 220V Colorful box packing. speakers,audio speaker,computer speaker,speakerl Frequency Response 35 Hz 18000 Hzl Power output ... greater dynamic rangel Low distortion, high power amplifier technologyl Bass reflex ported enclosurel Magnetically shielded satellite speakersl Convenient power on ... volume controll Headphone output jack speakers,audio speaker,computer speaker,speaker(SCS-15)