Oregon Scientific TP668 User manual
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Model: TP668
Slim Walkie Talkie
USER MANUAL
--------------------------
型號：TP668
纖薄對講機
說明書
--------------------------
型号：TP668
纤薄对讲机
说明书
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INTRODUCTION----------------------------------------------------------------------------4
SAFETY INSTRUCTIONS ���������������������������������������������������������������4
General instructions�������������������������������������������������������������������� 5
Environmental conditions �������������������������������������������������������������5
Battery �������������������������������������������������������������������������������������5
OVERVIEW ----------------------------------------------------------------------------------6
LCD DISPLAY ICONS---------------------------------------------------------------------6
BATTERY INSTALLATION / REPLACE BATTERY-------------------------------7
Recharging battery ���������������������������������������������������������������������7
Charging by power adaptor ����������������������������������������������������������7
SETTINGS------------------------------------------------------------------------------------8
Using radio to make communications ���������������������������������������������8
Adjusting speaker volume (8 levels) �����������������������������������������������8
Menuowchart �������������������������������������������������������������������������8
Selecting channel ����������������������������������������������������������������������9
CTCSS code function �����������������������������������������������������������������9
Selecting call tone ����������������������������������������������������������������������9
Roger beep����������������������������������������������������������������������������� 10
CONTENTS
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Auto power off (APO) ���������������������������������������������������������������� 10
OPERATION ------------------------------------------------------------------------------- 10
Switching on/off the power ��������������������������������������������������������� 10
Speaking to other radios ����������������������������������������������������������� 10
Listening to other radios ������������������������������������������������������������ 11
Talk time�out function (factory default setting) �������������������������������� 11
Sending call tone ��������������������������������������������������������������������� 11
VOX (hands�free function) ��������������������������������������������������������� 11
Stopwatch������������������������������������������������������������������������������� 12
LAP time �������������������������������������������������������������������������������� 12
Baby monitor �������������������������������������������������������������������������� 13
Scanning channels ������������������������������������������������������������������ 13
Key lock ��������������������������������������������������������������������������������� 14
Using a PTT/VOX earphone ������������������������������������������������������� 14
TECHNICAL SPECIFICATIONS ----------------------------------------------------- 14
Frequency table ����������������������������������������������������������������������� 15
CTCSS codes�������������������������������������������������������������������������� 15
ABOUT OREGON SCIENTIFIC ------------------------------------------------------ 16
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Main features:
• 409MHz Two Way Radio
• 20 Channels
• 38 CTCSS Sub�codes
• VOX: 3 Levels of Sensitivity
• Baby Monitor
• Stopwatch
• Roger Beep On/Off
• Auto Power Off (APO)
• Call Tone
• Scan
INTRODUCTION
ThankyouforselectingtheOregonScientic™ TP668 as your product of
choice. This product is a portable, easy�to�use, 409MHz License Free in
Hong Kong two�way radio transceiver that you can use to contact your family
and friends at shopping malls, amusement parks, sports events, beaches,
forests and so on. Additionally, it also can be used as a baby monitor system
to monitor in real time the baby cries. The transceiver has 20 channels and
38 CTCSS (Continuous Tone Coded Squelch System) codes. If someone
else is using the same channel as you, you can select another channel or
use the CTCSS feature. Talk with another person if you are both tuned to
the same channel and/or CTCSS code. Please note that the use of this item
is subject to applicable regulations of the country where used.
SAFETY INSTRUCTIONS
Please read the User Manual thoroughly for the correct methods of usage
and special notice of the safety section before you start. This manual should
bekeptonhandforeasyreferenceonsafeandefcientoperationofthe
Slim Walkie Talkie.
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General Instructions:
1. Keep the antenna at least 2.5cm away from your head and body.
2. Do not attempt to modify the radio. The radio is designed to comply
with Hong Kong OFTA HKTA 1044 standard.
3. Use the provided adaptor only. Do not use adaptor and/or batteries
divergedfromthatspeciedonusermanual.
4. Clean by using a cloth slightly dampened. Do not use alcohol,
solvents or abrasives etc.
5. The LCD display is made of glass and maybe damaged if dropped
or impacted.
6. The socket�outlet shall be installed near the equipment and shall be
easily accessible.
Environmental conditions:
1. Avoid placing this pair of unit for prolonged periods of time in direct
sunlight or temperatures below �20°C or above 60°C.
2. Turn off the radio wherever posted notices restrict the use of radios or
cellular telephones.
3.Donotoperatetheradioinhazardousenvironments,explosionorre
may result.
4. Do not operate the radio in high humidity, dusty or explosive environment.
Battery:
1. This radio is designed to use 3.7V Li�lon rechargeable battery. The
battery included with the radio has a protection circuit to protect the
battery from internal short circuit and over charge.
2. Avoid any contact with conductive materials such as jewelry, keys
or beaded chains and the exposed terminals of the battery. Contact
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OVERVIEW
1. Antenna
2. Microphone
3. LCD display
4. PTT key
5. : Lock key
6. : Menu key
7. Speaker
8. Earphone & Wall charger jack
LCD DISPLAY ICONS
Auto power key
Battery level
RX
TX
Main channel number
CTCSS number
Baby monitor
Roger beep
Key lock
Stopwatch
VOX
Call tone
Scan
RGR
Baby
9. : Up key
10. : Down key
11. : Call tone key
12. : Scan / Monitor key
13. : Power on/off key
could complete an electrical circuit (short circuit) and caused the
battery to overheat and could cause damage or injury.
3. Only replace batteries with the same or equivalent type recommended
by the manufacturer.
4. Dispose of used batteries according to your local environmental instruction.
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BATTERY INSTALLATION / REPLACE BATTERY
1. Slide to open the battery compartment cover.
2. Install the battery, matching the polarity +/-.
3.Alignthecoveratagainstthebatterycompartment,andthenslideit
upwards until it clicks into place.
WARNING
1. Reversing the polarities of battery could damage the unit and the battery.
2. If you’re not going to use the unit for a long period of time, e.g.
several weeks, please remove the battery.
3. Please dispose of old and defective batteries in a safe & environmentally
4.Donotdisposeofbatteriesinare.
Recharging Battery
The battery icon on the LCD indicates the battery level. If the battery
is low, displays. You must charge the battery with the supplied
power adaptor. The battery has a built�in charging current limit circuit,
when the battery is fully charged, the circuit will cut the charge current
automatically to protect the battery.
Charging by power adaptor
1. Plug the small end of the power adaptor into the earphone jack.
2. Plug the large end of the power adaptor into the power outlet not
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SETTINGS
Using Radio to Make Communications
The unit has 20 main channels (large numbers on the LCD display) & 38
CTCSS code (small numbers) effectively giving you 760 channels. You
can communicate with any other 409MHz radio that is using the same
main channel & CTCSS code.
Adjusting Speaker Volume (8 Levels)
• Press (the UP key) to increase the volume.
• Press (the DOWN key) to decrease the volume.
Menu Flow Chart
Press the menu key to enter main channel selection. Toggle to
enter your desired function. The menu includes the functions in order as
controlled by a wall switch.
3.Theunitautomaticallyturnsoff,andthenbatteryiconashes.
4.Pleasechargeatleast6hoursbeforetherstuse.Oncefully
charged, the LCD backlight turns from red to green.
5. Unplug the adaptor from the socket and the radio will automatically
turn on.
NOTE
During charging, the unit will slightly warm.
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shown below:
Main Menu �> Main Channel �> CTCSS �> Call Tone � >VOX �>
Stopwatch �> Baby Monitor �> Roger Beep Tone �>Auto Power On (APO)
�>(back to) Main Menu
Selecting Channel
To select the main channel:
1. Press the menu key once, the channel number displays
andashes.
2. Press / key to select your desired main channel.
3. Press the PTTkeytoconrmthenquitthecurrentdisplay.
CTCSS Code Function
This function can help you select your group (38 CTCSS codes) of users
on the same channel. Only the users with the same CTCSS code can
listen and talk to each other. Please note that selecting a CTCSS code
does not assure total privacy. In radio communication, any 409MHz radio
can listen to all communications on the same channel when using the
default standard setting with CTCSS = 0 (off).
1. Press the menu key twice,CTCSScodedisplaysandashes.
2. Press / key to select your desired CTCSS code from 1to 38,
0is off.
3. Press the PTTkeytoconrmthenquitthecurrentdisplay.
Selecting Call Tone
1. Toggle the menu key untilyouseeashingcalltoneicon on
the LCD.
2. Press / key to select your desired call tone.
3. Press the PTTkeytoconrmthenquitthecurrentdisplay.
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Switching On/Off the Power
1. To switch on, press and hold with a beep tone and the LCD
displays the channel number and battery icon .
2. To switch off, press and hold until the LCD turns off.
Speaking to Other Radios
1. Press and hold the PTT key, displays on the LCD.
2. Hold the unit in a vertical position with the microphone 5 ~ 8 cm from
the mouth and then speak with normal voice volume.
3.Whenyouhavenishedspeaking,releasethePTT key and a beep
tone can be heard.
OPERATION
Roger Beep
The roger beep function enables a short tone signal which is transmitted
after releasing the PTT key.
1. Toggle the menu key until the LCD displays RGR icon.
2. Press / key to select ON (on) or OF (off).
3. Press the PTTkeytoconrmthenquitthecurrentdisplay.
Auto Power Off (APO)
The function may help save battery energy in case that you forget to
switch off a radio after use.
1. Toggle the menu key until the LCD displays .
2. Press / key to select APO time options from 0to 12hr (hours).
3. Press the PTTkeytoconrmthenquitthecurrentdisplay.
NOTE
Whenever there is any signal received, the timer will re�start
counting from the beginning.
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Listening to Other Radios
1. The radio will automatically play received transmissions.
2. While you press the PTT key, you cannot listen to other radios.
3. Adjust volume control if necessary.
Talk Time-Out Function (Factory Default Setting)
• Time�out function can avoid transmitting by chance and prolong the
battery life.
• The radio will stop transmitting and sound a warning tone when the
PTT key is held over 60 seconds. You then need to release the PTT
key and press it again for further transmission.
• In VOX mode, the unit stops transmitting and sound a warning tone
after continuous talk for 60 seconds. You can re�activate VOX after
the time�out. (Please refer to VOX function for details)
Sending Call Tone
You can use different call tone(s) (10 types) to get attention of the other
user on the same channel.
• Press the call tone key , and the tone plays. The LCD displays
and . Your call tone is sent.
VOX (Hands-Free Function)
The unit has a built�in Voice Activated Circuit (VOX) function. You can
enjoy talking and listening without pressing the PTT key. To have better
performance, you can use this function with the external earphone
(optional accessories).
1. Toggle the menu key until the LCD displays andashingVOX
sensitivity digits.
2. Press / key to select sensitivity level from OF (off), 1(low),
2(medium), 3(high).
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You can still transmit and receive the radio signal during
stopwatch mode.
LAP Time
In stopwatch mode, you can get a lap time by below steps:
1. Press / key to start.
2. Press the scan key to stop and the LCD shows the lap time while
the stopwatch is still running.
3. Press again to resume the stopwatch and the time counting
continues.
4. Repeat the above steps to count the laps.
5. Press the power key to reset (00:00).
3. Once the VOX function is turned on, is on the LCD.
4. Press the PTT keytoconrmthenquitthecurrentdisplay.
You can plug in the earphone for hands�free talking and
listening. Please speak close to the microphone in order to
activate VOX function. Make sure that the earphone is set to
VOX mode (if equipped with a switch) before it is plugged in.
Stopwatch
1. Toggle the menu key until the LCD displays .
2. Press / key to start, or press / key again to stop.
3. Press the power key to reset (00:00).
NOTE
NOTE
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Baby Monitor
Set the unit to baby monitor mode as follows and place next to the baby.
The radio will not receive any signal but only transmit so that it will not
disturb the baby.
1. Toggle the menu key until the LCD displays
Baby
.
2. Press / key to select sensitivity level from OF (off), 1(low),
2(medium), 3(high).
3. Place the radio with microphone facing upwards within 1 meter from
the baby.
4. Press the PTTkeytoconrmthenquitthecurrentdisplay.
Please turn off the baby monitor function if you want to resume
the reception function.
Scanning Channels
1. Press the scan key and the LCD displays . The radio
automatically starts scanning channels.
2. The radio scans all frequencies one by one and will stay on the
occupied channel around 8 seconds and it will continue scanning (, or
you can press / key to manually continue scanning).
3. After scanning the occupied channel, you can press the PTT key to
talk and the radio will stay on this channel.
4. If there is no signal, it will continue scanning. Press the PTT key,
and it stays on the current selected channel and quits the scanning
function.
Press and hold the scan key for more than 2 seconds; it
enters into monitor function and receives the squelch noise and
open (un�squelch) the frequency. Release the key to end the
monitor function.
NOTE
NOTE
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TECHNICAL SPECIFICATIONS
Key Lock
1. Press and hold the lock key for 3 seconds until the LCD
displays .
2. All keys are locked except the PTT and keys.
3. To unlock, press and hold the lock key again.
Using a PTT/VOX Earphone
A single earphone can be used with both PTT and VOX capabilities.
1. Plug the PTT/VOX earphone into the earphone jack.
2. Press and hold the PTT key on the in�line microphone to speak.
3. Release the PTT key to listen.
4. Adjust volume if necessary.
5. Set up VOX on the radio using the menu key (see above section).
6. Speak into the in�line microphone to activate the transmitter and
listen through the earpieces.
Frequency
Channels
Frequency Control
RF Power Output
Power by
409.7500 ~ 409.9875 MHz
20 channels (12.5 kHz channel spacing)
PLL
≤500mW
3.7V 720mA Li�ION rechargeable battery
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CTCSS CODES
Frequency Table
CH Freq.(MHz) CH Freq. (MHz)
1 409.7500 11 409.8750
2 409.7625 12 409.8875
3 409.7750 13 409.9000
4 409.7875 14 409.9125
5 409.8000 15 409.9250
6 409.8125 16 409.9375
7 409.8250 17 409.9500
8 409.8375 18 409.9625
9 409.8500 19 409.9750
10 409.8625 20 409.9875
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©2013OregonScientic.Allrightsreserved.
ABOUT OREGON SCIENTIFIC
The CTCSS Code numbers 1�38 follow an international agreement. This
means that using the CTCSS numbers 1�38 ensures maximum possible
compatibility even among different brands of FRS radios. Radios with more
than 38 CTCSS selections or DCS codes can only communicate with this
radio if they use CTCSS numbers 1�38.
Visit our website www.oregonscientic.comto learn more about Oregon
Scienticproducts.
If you’re in the US and would like to contact our Customer Care department
directly, please visit: https://us.oregonscientic.com/service/support.asp?
OR Call 1�800�853�8883.
For international inquiries, please visit: www.oregonscientic.com
Oregon Scientific Global Distribution Limited reserves the right to
interpret and construe any contents, terms and provisions in this user
manual and to amend it, at its sole discretion, at any time without prior
notice. To the extent that there is any inconsistency between the English
version and any other language versions, the English version shall
prevail.
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內容
產品介紹 .....................................................................................................................3
安全指引 ....................................................................................................................3
概覽.............................................................................................................................5
LCD 螢幕顯示符號......................................................................................................5
電池安裝/更換電池......................................................................................................6
設置.............................................................................................................................7
基本操作......................................................................................................................9
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技術指標....................................................................................................................12
關於OREGON SCIENTIFIC (歐西亞) .........................................................................14
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