What are they? I see that the 990 has these. Do you need to have balanced inputs on the amp as well? I just purchased the 7100, perhaps I should have waited for an amp with balanced inputs.
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Sony HS51 PJ
Outlaw 990 pre/pro
Outlaw 7100 amp
Denon DVD-2910
M&K LCR750
M&K Surround-55 tripole
Dual M&K VX-1250
Outlaw PCAs
Blue Jeans Component and HDMI
Panamax 5500