This is what some "conference phones" do -- I have an Anker powerconf, which has an array of six microphones and is very good at beamforming. It sits on my des

This is what some "conference phones" do -- I have an Anker powerconf, which has an array of six microphones and is very good at beamforming. It sits on my desk for general use, and I also use it for meetings with multiple local participants. It's better than the much-more-expensive conference room mic setups we have in the office.