•Do not expose the VMX 100 to extreme temperatures. Normal operating temperatures are 10 °C (50 °F) to 40 °C (104 °F).
•Store the headset in a clean,
During charging
•Do not wear the headset when charging.
•Sennheiser Communications is not liable for damages to USB devices that are not consistent with the USB specifications.
•The headset must be charged either with the VMX 100 power supply (EU: 502310, UK: 502311, US: 502312), the VMX 100 car charger unit (502313) a USB socket of a computer. Never try to charge batteries other than the one in the VMX 100 headset with the VMX 100 power supply or the VMX 100 car charger unit.
During operation
•Avoid listening at high volume levels for long periods since this leads to permanent hearing defects.
•Observe your country’s regulations for the use of mobile phones, headsets and
•This equipment generates, uses and can radiate radio frequency energy and, if not used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particu- lar installation.
Safety instructions for
The VMX 100 has a
WARNING! In extreme cases, rechargeable batteries may even present
•a heat hazard
• a fire hazard
•an explosion hazard
•a smoke and gas hazard
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