3
WARNING:
To reduce the risk of fire or electric shock, do not expose this apparatus to rain or
moisture.
The apparatus should not be exposed to dripping or splashing and that no objects
filled with liquids, such as vases, should be placed on the apparatus.
All work related to the installation of this product should be made by qualified service
personnel or system installers.
The risk of hearing impairment due to exposure to excessive sound levels may be
reduced by listening at lower volumes and for shorter durations. Excessive sound
pressure from All-in-one headset can cause hearing loss. Do not use your headset at
high volume.
Operating near 1.9 GHz electrical appliances may cause interference. Move away
from the electrical appliances.
This transmitter must not be co-located or operated in conjunction with any other
antenna or transmitter.
MEDICAL:
Consult the manufacturer of any personal medical devices, such as pacemakers, to
determine if they are adequately shielded from external RF (radio frequency) energy.
(The unit operates in the frequency range of 1.92 GHz to 1.93 GHz, and the power
output level is 115 mW (max.).)
Do not use the unit in health care facilities if any regulations posted in the area
instruct you not to do so. Hospitals or health care facilities may be using equipment
that could be sensitive to external RF (radio frequency) energy.
Batteries (battery pack or batteries installed) shall not be exposed to excessive heat
such as sunshine, fire or the like.
CAUTION:
Danger of explosion if battery is incorrectly replaced. Replace only with the same or
equivalent type.
These servicing instructions are for use by qualified service personnel only. To reduce
the risk of electric shock do not perform any servicing other than that contained in the
operating instructions unless you are qualified to do so.
Any changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
The battery used in this device may present a risk of fire or chemical burn if mistreated.
Do not disassemble, heat above +40 °C {104 °F}, or incinerate. Replace battery with
WX-SB100 only.
Use of another battery may present a risk of fire or explosion.
Dispose of used battery promptly. Keep away from children. Do not disassemble and
do not dispose of in fire.
WX-CH457P_PUQX1020ZAV1.indb 3 2021/07/02 14:31:22
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