[ inspiring people, inspiring change ]
Technical Specifications
Please read the following safety instructions before using your wireless headset.
WARNINGS
Operating and storage temperature is 10°C to 40°C
Users should NOT replace any part or component of the WT89 wireless headset and base station, except for the
battery pack. When replacing the rechargeable battery, only use WT89 replacement battery, and seek advice from
your dealers before purchasing and installing.
Do not open or mutilate the battery. There may be corrosive material which can cause damage to eye or skin and may
be toxic if swallowed.
Do not dispose the headset or battery in a fire. The battery cells may explode. Check local laws for disposal
instructions.
Do not use liquid cleanser or aerosol cleanser as they may damage the device or finish of the product. Use a dry cloth
to clean the external portions of the product.
Prevent the headset from coming into contact with moisture or liquid, to protect against damage to it or injury to you.
To reduce the risk of electric shock, explosion or fire, use only the supplied power adaptor to charge the device.
Ensure that the voltage rating (e.g. 230V 50Hz) corresponds to the local mains or power supply you intend to use.
Do not disassemble the AC adaptor as this may expose you to dangerous voltages or other risks. Incorrect reassembly
can cause electric shock or fire when the product is subsequently used.
RECYCLING
The battery used in your headset must be recycled or disposed properly. Contact your local recycling center for
proper disposal.
WARRANTY
Do not remove or alter any serial number print or sticker on any part of the device, as this will automatically void the
product’s warranty.
Frequency Bandwidth
: 1880 ~ 1900MHz Bandwidth
Number of Channel
: 10 Channels
Channel Space
: 1.728MHz
Speech Coder
: 32kb/s ADPCM
Type of RF Modulation
: GMSK
Data Rate
: 1.152kbps
Frame Rate
: 1 frame / 10ms
Sampling Rate
: 8kHz
Transmission Power Levels
(RF Output Terminal Contact)
- headset
: 20+/-2dBm
- base station
: 20+/-2dBm
Receiver Sensitivity
: >-89dBm @ BER=1000PPM
Standby Time
: 3 days
Talk Time
: 5 hours
Battery Capacity
: 3.7 V DC/ 290mAh Li-ion Polymer
General Specifications
Specific Absorption Rate
This device meets applicable international safety
requirements for exposure to radio waves. This unit
measures 0.02 W/kg (measured over 10g tissue). The
maximum limit according to WHO is 2W/kg
(measured over 10g tissue)
WT89 Wireless Telephone Headset
INSTALLATION GUIDE & USER MANUAL.
14
Safety & Warnings
why doesn’t my wireless headset work!
Most Frequently Asked Questions 1
“I cannot hear any dial-tone.”
Check if the modular cable is connected properly from the telephone connection jack to
the handset jack of your telephone.
Do any indicators on the base station lit? If not, check if the power adaptor is connected
properly, and whether the power supply is on.
With the headset docked in the base unit, do you see both red lights on the base unit as
well as the headset, if the status indicator on the headset does not light up, there may be
problems with the battery, please bring the device back to your local distributor for
replacement.
Remove the headset from the base and press the Answer Button, does the status
indicator lights up blue? If so, it means a successful connection with the base. If not, follow
section B6 of this manual on re-registering the headset with the base unit.
If the indicator on the headset lights up blue but still no dial tone, try switching the
Compatibility Switches on the bottom of the base station.
Did you lift up the handset when you press the Answer Button? Are you using a lifter? If
not,
. If you are using a lifter,
does the lifter respond when you press the Answer Button? If not, check whether the
lifter is set up properly.
Maybe the output signal of your telephone of your network is too low, have you tried
turning up the Speaker Amp Switches illustrated in section B4?
you will need to manually lift up the handset to get a dial tone
“I can hear clearly, but the caller on the other side cannot hear me at all!”
Check if you have pressed the Mute Button on the headset by pressing the Volume
Down Button (4) for two seconds until you hear a beep sound.
Look at the Status Indicator on the headset when you do this, does the duration of each
flash slows down or speed up after you hear the beep. If it’s slower, then the current
status is muted, make sure it flashes quickly to indicate normal status. For more
information please refer to section C3 on volume adjustments and mute function.
Make sure the headset microphone boom is placed close enough to your mouth.
Try changing the Microphone Amp Adjustment by following section B5.
13
Declaration of Conformity
Accutone hereby declares that the WT89 product
conforms to the essential requirement and other
relevant regulation contained in the directives
1999/5/EC(R&TTE), 2002/95/EC(ROHS). A copy of
the manufacturer’s declaration is available by
contacting [email protected]
D. OTHER INFORMATION ABOUT WT89
