Look on Russound's website, in the documentation section. They have a couple papers on it. Hold on I'll find it for you...

[Link: russound.com]

[Link: russound.com]

These should tell you everything about them. It worked for my Scientific Atlanta 8000HD DVR. You'll need a wall wart that you have to order separately. You have to cut and splice the end of the wall wart to the dc inputs on the remodulator.

Good Luck,
Mark