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connected to a charger, since overcharging may shorten its lifetime. If left unused, a fully charged battery will lose its charge over time.
Never use any charger that is damaged.
Leaving the headset in hot or cold places, such as in a closed car in summer or winter conditions, will reduce the capacity and lifetime of the battery. Always try to keep the battery between 15°C and 25°C (59°F and 77°F). A headset
with a hot or cold battery may not work temporarily, even when the battery is fully charged. Battery performance is particularly limited in temperatures well below freezing.
Do not dispose of batteries in a fire as they may explode. Batteries may also explode if damaged. Dispose of batteries according to local regulations. Please recycle when possible. Do not dispose as household waste.
Care and maintenance
Your device is a product of superior design and craftsmanship and should be treated with care. The following suggestions will help you protect your warranty coverage.
•Keep the device dry. Precipitation, humidity, and all types of liquids or moisture can contain minerals that will corrode electronic circuits. If your device does get wet, allow it to dry completely.
•Do not use or store the device in dusty, dirty areas. Its moving parts and electronic components can be damaged.
•Do not store the device in hot areas. High temperatures can shorten the life of electronic devices, damage batteries, and warp or melt certain plastics.