This is J&Ms new High-Intensity 45mm Large-Diameter component helmet speaker for custom installation into most ¾, flip-up and full coverage style helmets. (proper mechanical/acoustical installation required for optimum performance)
This SINGLE high-intensity large-diameter custom speaker includes the standard J&M modular component speaker wire connector plug, cushion pad and pre-gummed Velcro mounting disc, or use with J&M Bluetooth or Corded component helmet headsets.