A further modification M32 MARK3, allowing the headphones to be comfortably worn under any type of helmets or worn traditionally.

A further modification of M32 MARK3, allowing the headphones to be securely mounted on FAST helmet types with ARC attachment rails. The headphones mount on the rear section of the rails, which allows other attachments to be mounted on the upper part of the rails above the ears. The headphones fold to the back of the helmet which ensures comfortable and ergonomic positioning of the headphones.

A further modification of M32 MARK3, allowing the headphones to be securely mounted on FAST helmet types with ARC (or other) attachment rails.

A further modification of M31 MARK3, allowing the headphones to be securely mounted on FAST helmet types with ARC (or other) attachment rails.

A further modification of M31 MARK3, allowing the headphones to be securely mounted on FAST helmet types with ARC attachment rails. The headphones mount on the rear section of the rails, which allows other attachments to be mounted on the upper part of the rails above the ears. The headphones fold to the back of the helmet which ensures comfortable and ergonomic positioning of the headphones.

A further modification M31 MARK3, allowing the headphones to be comfortably worn under any type of helmets or worn traditionally.