Thank you for the recommendation. I am coming across a lot of microphones like this and this seems to be a very good surface mount solution. I will reach out to a vendor to see they do demo's units. Can either of you comment on the microphones pickup, how well it will do in a classroom as opposed to a small conference room. I am looking for something omni-directional that can cover a range of student seating area. The classrooms size i am dealing with is about 40'x17' so so they are LONG