Whisper is the quiet gun with the 177 offering a velocity of 1200 fps with PBA or 1000 fps with standard lead and the 22 offering a velocity of 950 fps with PBA or 750 fps with standard lead. The non-removable noise dampener reduces the noise up to 52% from standard spring air rifles. The Whisper is a great varmint control gun in areas where you are concerned about disturbing the neighbors. The molded all-weather stock has cheeckpads on each side for right or left hand use and is ready for the elements. These Whispers include a non-mounted air rifle scope with a standard reticle, a one-piece solid mount and a raised rail.