Clearsonic MMP MiniMegaPac Isolation Booth Package7 feet wide x 6. 5 feet deep x 6. 5 feet tall MiniMegaPac 60 70% perceived volume reduction Please note that all of our booths have a gap in the rear to promote air circulation and are not 'airtight' or 100% isolated. If desired, extra pieces can be purchased to effectively close this gap and provide maximum isolation. With up to a 70% reduction in sound volume, the MMP Mini MegaPac is a smaller version of the MP and is useful in applications where