Aquarian IMPII Impact II Clear 2ply 7+7mil Bass Drum Head CLEARANCE The rear panel has a

The rear panel has a phantom power switch

as well as DJ monitoring and personal listening

The MEINL Percussion Wakah Shaker has two chambers which are separated by a plastic membrane

along with a contoured shape

Aquarian IMPII Impact II Clear 2ply 7+7mil Bass Drum Head CLEARANCE The rear panel has aThe IMPACT II Controlled Bass Drum Series is the older cousin of the Popular Superkick series and features a wider 4" version of Aquarian's patented Superkick "Floating Muffling System." The Impact II is a transparent, 2x7mil double ply model with a WIDE FELT Ring attaches to the backside of the bass drumhead and dramatically reduces unwanted overtones and adds a focused attack and even more low frequencies. Double Ply design adds durability and