Cardo Systems s-640 User Guide

S-2 Stereo Headphones

• Observe all signs that require an electrical device or RF radio prod--

uct to be switched off in designated areas.

These could include hospitals, blasting areas, and potentially explo--

sive environments.

• Turn off your headset prior to boarding an aircraft. Do not use your 

headset in an aircraft.

• Never mount or store your headset over any air bag deployment area 

as serious injury may result when an air bag deploys.

• Do not open or tamper with the built-in battery.
• Dispose of batteries according to local regulations. Do not dispose 

as household waste.

• Dispose of the packaging and this product in accordance with the 

latest provisions.