Aviation Survival's INSTALLATION KIT of the BOSE A20 - FOR ALL SPH Style Helmets - This kit will
allow the fitting of the BOSE A20 head sets into any Sound Protective
Helmet made by Gentex, Paraclete, Xtreme Alse, Government Sales,
Helicopter Helmet, and others.
The Kit allows the A20 to be
installed in the factory location of the ear cups and directly replaces
the OEM Ear Cups, and Main Communication Cable. With the A20, you get
an incredibly quite helmet with a long list of options, to include
Bluetooth, Dual Volume Control, Aux Input, Music Mute and more...
labor is included with the kit... The BOSE Kit is not sold over the
counter nor is it a customer installed part. You must send in your
helmet for the installation, and a working set of BOSE A20's.