Got the SHKC6800 last night here are the specifications:
Operation Volts 10-10V
RMS Power @ 4Ω 10% THD 60W*4
Max Power @ 4Ω 10% THD 250W*4
Fuse Rating 5Ag
This is all Greek to me I just know if I hook it up right it should sound good and I will be happy

jtpollock