Test. Hmm. Let 's see. Move it bit. Test ? Test ? OK , I guess it 's alright. So , let 's see. Yeah , Barry 's not here and Dave 's not here. Um , I can say about  just q just quickly to get through it , that Dave and I submitted this ASRU.
This is for ASRU.
Yeah. So. Um. Yeah , it 's  it 's interesting. I mean , basically we 're dealing with rever reverberation , and , um , when we deal with pure reverberation , the technique he 's using works really , really well. Uh , and when they had the reverberation here , uh , we 'll measure the signal - to - noise ratio and it 's , uh , about nine DB. So ,
Hmm.