The control pod makes it easy to control volume and headphone controls.Mounting Type:Table Top.Speakers maximum output power:25 watts You can fill your room with big, balanced sound (25 watts) The compact sub-woofer fits into tight spaces and delivers deeper bass when you want to feel the beat With its easy setup, just connect the speakers to the sub-woofer, and plug the sub-woofer into your computer. That's it System requirement is any device with a headphone jack (3.5 millimeter) input. Sub-woofer - 15 W