A++++++ i just bought an IA Dp 21 from streatbeat it was proablly best buying experince ever any qusestions i had streatbeat would have answered within 30 seconds. Excelent service called everyday to check in told me what to buy, how to buy it, how to hook it up. He did everything short of install it. Perfect will deffianitly be buying another soon =). I strongly Recomend.
heres a quick vid of some flex at 800 watts