Rotel RB 990BX power amplifier advice

[ab123]

I'm getting a used ROTEL RB-990BX STEREO POWER AMPLIFIER - 200 Watts / Per Channelfor around 300 $. Can someone advice me on how is this ?

 

[PENG]

That seems fine if it is in top working condition and not older than 10 years, just my opinion.