20S
8
• Foam Speaker Covers
• Rubber Pads
• Speaker Pads
• Hook and Loop Fasteners for Speakers
• Allen Wrench
• Hook and Loop Fastener for Boom Microphone
• Hook and Loop Fastener for Wired Microphone
3 INSTALLING THE 20S ON YOUR HELMET
3.1 Helmet Installation
To securely install the 20S on the helmet, please follow this procedure.
1. Loosen the two screws on the back plate of the clamp unit using
the enclosed allen wrench. Insert the back plate of the clamp unit
between the internal padding and external shell of the helmet, and
tighten the two screws. Please make sure that the microphone is
located properly close to your mouth when you wear the helmet.