User's Manual

9
Be aware of the possibility that your
instruments may stop functioning without
notice. Keep this in mind while you circulate
in trafc or otherwise depend on warning
sounds.
Trafc or other warning sounds may also be
reduced in level by a directional microphone
when these sounds are coming from
behind you.
Remove your instruments before applying
aftershave, hairspray, oils, perfume,
mosquito repellent, lotions, etc. Allow
the product to dry before wearing your
instruments.