User's Manual

Audex provides a limited warranty for the
DSF-2481 and its original accessories (hereafter
called “the Product”).
If the Product needs warranty service, please send
this letter of warranty back to the distributor. You
can consult your local distributor
Warranty Liability:
During the warranty period, if this Product doesn’t
work properly under normal use and maintenance
conditions and if this is caused by a design, material
or workmanship defect, an Audex-authorized
distributor in the country or area where the Product
was bought will decide to repair or replace the
product, at their discretion, according to the clauses
prescribed in this book.
According to the following Conditions, if the
returned Product is found not within the range of
warranty, Audex and its distributors retain the right
to charge a handling fee.
Conditions:
1. The warranty is effective only when the original
proof of purchase is provided to the Audex
authorized distributor. This must show the
purchase date and product serial number
If the above document has been smeared or
modified after the Product is bought, Audex
retains the right to refuse to provide the
warranty service.
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Limited Warranty
Charging the Headset
Charging the headset correctly:
1. This headset must be seated on the main unit and
charged for at least 2.5 hours before the first use.
2. The charging indicator is on during charging. It
goes off when the headset is fully charged.
3. Charging time: around 2.5 hours
CAUTIONS:
1. Always use the Audex-specified AC power adapter.
2. The voltage used should comply with the voltage
range marked on the adapter. Using the incorrect
adapter or incorrect current may cause damage
to the device or injury to the user such as
catching fire or getting an electric shock.
3. The adapter should be used in a well-ventilated
place. Keep away from inflammable or explosive
articles.
4. When using the adapter, please plug it into the
socket safely.
5. During use, don't cover the adapter or the
device with anything.
6. Don't pull the wire sharply when removing the
adapter from the socket. Please hold the
housing of the adapter instead and remove it
carefully.
7. In case of a peculiar smell or smoke, please
remove the adapter immediately and carefully.
Operating Instructions
21
Guide for Safe Use
Please read the following information before
using the DSF-2481.
Safety instructions:
*Make sure the volume is suitable before
using the headset. If the volume is too
high, it may damage your hearing.
*Always put the device in a clean place.
Don't store it in a dusty area.
*Don't put the device into water when
cleaning.
*Don't expose it to chemicals such as
benzene and thinners, or any other liquids.
*Don't expose it to extreme temperatures
(above 35°C or below 5°C). Don't expose
it to moisture.
*Don't apply excessive pressure to the device.
*Don't let any foreign matter spill into the device.
*Don't place any heavy objects on top of the device.
*Don't expose it to direct sunlight or heat sources.
*Don't throw, cast or try to flex this device.
*Don't use the device near medical
equipment without permission.
*Don't use the device in places where
radio equipment or wireless devices are
prohibited, e.g. in an airplane.
*Don't use the device in such a place where
the danger of explosion exists.
*Don't try to disassemble or repair this
device by yourself. Only Audex-authorized
personnel can disassemble it.
22
Guide for Safe & Effective Use
Children:
In order to avoid injury to themselves or others,
and to avoid damaging the device, do not
allow children to play with this equipment
or its accessories. The device or its
accessories may include detachable
small parts which could cause suffocation.
Disposal:
Don't dispose of this device as municipal
waste. Please consult the local regulations
regarding worn-out electronic products.
Power source:
The AC power adapter can only be connected
to the specified power source. Make sure the
lead is fixed in the right place to avoid damage
or pressure. Before cleaning, please remember
to switch off the power of all parts to avoid
electric shock. Don't use the AC power
adapter outside or in a damp place.
Never change the lead or plug. If the plug
doesn't match the socket, please ask a
qualified electrician to fix the suitable socket.
23
Guide for Safe & Effective Use