Precautions
On Bluetooth communication
Bluetooth wireless technology operates within a range of about 10 meters (about 30 feet). Maximum communication range may vary depending on obstacles (human body, metal, wall, etc.) or electromagnetic environment.
Steel cabinet
The transmitter
Optimal performance
Limited performance
The aerial of the headset is built into the right housing as illustrated in the dotted line.
Location of
The aerial of the transmitter is shown as illustrated in the dotted line.
Location of
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The sensitivity of the Bluetooth communication will improve by turning the direction of the
The communication distance shortens when the obstacles are between the aerial of the connected device and this product.
The following conditions may cause noise, sound break or playback speed change.
–When using inside the metal bag.
–When using inside the backpack or shoulder bag.
–A device using 2.4 GHz frequency, such as a wireless LAN device, cordless telephone, or microwave oven, is in use near this product.
Because Bluetooth devices and wireless LAN (IEEE802.11 b/g) use the same frequency, microwave interference may occur and resulting in communication speed deterioration, noise, or invalid connection if this product is used near a wireless LAN device. In such a case, perform the following.
–Install this product and Bluetooth device as near to each other as possible.
–If this product is used within about
10 meters (about 30 feet) of a wireless LAN device, turn off the wireless LAN device.
Microwaves emitting from a Bluetooth device may affect the operation of electronic medical devices. Turn off this unit and other Bluetooth devices in the following locations, as it may cause an accident.
–where inflammable gas is present, in a hospital, train, airplane, or a petrol station