Hi All

A contact has got these in a recent house clear Dynavector SSA 504 and Dynavector SSP 5 and more to come exciting i'm first dibs on anything he has at the moment i'm struggling with what to offer for the dynavectors can they be used as normal amps / Pre or Power as i cant find much about them - Rare i know but i want to be fair with my offer as i have never seen these before thoughts?