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.