Rear Seat Expansion Kit with Helmet Kits or Headsets - STX Stereo / Ultimate Headset - Behind the Head xpedition subwoofer kits but helmets are not included

but helmets are not included

Unisex fitting

X1 Series Features Include: • Compression Adjustable Knob • 1

are easy to control and customize with a convenient remote

Rear Seat Expansion Kit with Helmet Kits or Headsets - STX Stereo / Ultimate Headset - Behind the Head xpedition subwoofer kits but helmets are not includedRear Seat Expansion Kit with Helmet Kits or Headsets are designed to expand a two person intercom system to 4 persons. The packs are available in headset and helmet kit options compatible with STX Stereo and Mono Intercoms and include 16' cables to extend to back seats. Features of AlphaBass Headset are carbon fiber in models, leather ear seals, Flex Boom Mic, M101 Red dynamic noise cancelling mic, volume and bass controls. Ultimate Mono and STX