Dell H7218 Speakers for W4200 42" Plasma HD TV The Speaker Kit from Dell has been developed for use with Dell W4200 42" Plasma TV. The speakers are detachable and will allow you to optimize your home theater environment to provide the optimal TV viewing location and sounding position. The high performance speakers offer 20 watts per channel or 40 watts total giving you a clear digital audio experience This product has been tested and validated on Dell systems to ensure it will work with your computer and is compatible with select Dell W4200 42" Plasma TV. It is supported by Dell Technical Support when used with a Dell system.