Tested and working Denon AVR-1708 7.1 channel amplifier PCB with speaker terminal module, removed from a unit that died from other causes.  No cracks or crunches.....some very valuable, sound working components, including seven sets of matching power transistors (SK D2390/B1560) plus associated support components, voltage regulators and large filter capacitors.  100% guaranteed to be totally as described.....if issue, promptly return for full refund.  Will be carefully packed and shipped with tracking information to USA only for $12.00 fixed cost.....will not ship to any international location.