Keynoters
It would not surprise me at all if the obscure Keynoters weren’t given their name from the label that put out their only release. In any event both sides of the 45 are really well worth hearing. The flip 
Come Back Home is a terrific deep soul ballad with a splendid bluesy feel, which features a fine pleading lead vocalist backed up by nice dense harmonies. And if that was good then perhaps the top side I Wanna Know Who might just pip it at the post. The melody is a little more accessible and the harmonies a little more forward in the mix. And the gruff lead vocal is at least as good - surely the most important aspect of all.