I have my onkyo 805 12v trigger hooked up to zone 2(which i do not use)for triggering my 7500 on.i have my harmony 880 turn zone 2 on and off as if it were the amp itself.I dont know if this helps you or not,its just another idea.I like outlaw customer service good quality product,the 7500 is anyways i dont know about any other products and ITS MADE IN THE USA!!!right down the street in easton ma.