Pretty bad. It's battery powered and has a 4 inch driver in a tiny enclosure. Even with the boundary gain from being in the corner it won't be loud enough to

Pretty bad. It's battery powered and has a 4 inch driver in a tiny enclosure. Even with the boundary gain from being in the corner it won't be loud enough to amount to much in a space that size. You'd also have to figure out how to get it down to recharge it every 5-10 hours of use (if I were to guess).