The G4 and G9 Audio Kit comes with interchangeable corded and boom microphones, ultra-slim stereo speakers, an MP3 line-in jack, and a rugged clamp for attachment to your helmet (alternative glue plate mounting option also provided).
-Audio-Kit with ultra-slim stereo speakers
-Interchangeable corded and boom microphones
-Alcohol Prep Pad
Scala Rider G9|G4 Audio Kit
Produced by Cardo Systems