LG TONE Ultra, User Manual

14

ENG

Additional Information

1. Radio frequency exposure

This 

Bluetooth

 Wireless Stereo Headset HBS-820S is a radio transmitter and receiver. When in  

operation it communicates with a 

Bluetooth

 equipped mobile device by receiving and transmitting 

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GHz. Your 

Bluetooth

 headset is designed to operate in compliance with the RF exposure guidelines 

and limits set by national authorities and international health agencies when used with any 
compatible LG Electronics mobile phone.

2. Bluetooth Connection Precautions

The following environments affect the range and reception of Bluetooth signals:

- When walls, metal, human bodies, or other obstacles exist between the Bluetooth device and 
   the connected device

- When equipment that uses 2.4 GHz frequency signals (Wireless LANs, wireless phones, 
   microwave ovens, etc.) is placed near the devices being used

3. Potentially explosive atmosphere

Turn off your electronic device when in any area with a potentially explosive atmosphere. Although 
this is uncommon, your electronic device could generate sparks. Sparks in such areas could cause  

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atmosphere are often, but not always, clearly marked.

4. Battery information

A rechargeable battery has a long service life if treated properly. A new battery or one that has not 

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not expose the battery to extreme temperatures, never above +50° or below -10°. For maximum 
battery capacity, use the battery in room temperature. If the battery is used in low temperatures, 
the battery capacity will be reduced. The battery can only be charged in temperatures between 
+10° and +45°.

Removal of waste batteries and accumulators (Product with embedded battery ONLY)

- In case this product contains a battery incorporated within the product which cannot be readily 

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either for replacement or for recycling at the end of this product’s working life. To prevent damage 
to the product, and for their own safety, users should not attempt to remove the battery and 
should contact LG Service Helpline, or other independent service providers for advice.