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Help Center-160dBm 1900MHz Mobile Phone GPRS GPS GSM Personal Tracker for Elder Man
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Certification:CE, FCC, IP65
-160dBm 1900MHz Mobile Phone GPRS GPS GSM Personal Tracker for Elder Mann
Functions instructions
DB-TR3 is a remote positioning GPS device that built-in GPS and GSM/GPRS, this model can acquire its accuracy location, moving speed and other information via GPS satellites, and send location to your mobile phone via SMS, or send it to appointed device via GPRS network. Also, this model has the feature of listen in, you can listen in the voice round the GPS device by mobile phone remotely after do some simple authorization setting. Meanwhile, this model can make phone call and answer the incoming calls, only needs some simple setting. In addition, this model has many alarms like speeding alarm, out of limit area alarm, low power alarm, blind area alarm…
There is a SOS panic button and two hot keys A and B for dial up on DB-TR3. Only needs do some simple settings, then the functions of ask for help in emergency condition, adjust volume and other utilitarian functions.
There are three indication lamps on this model, the meaning as below:
ü switch on/off, status of battery power and charging
ü status of interior GSM/GPRS module
ü status of interior GPS module
Object-oriented
elder, kid, rescuers, traffic police, climbers, guards, business personnel, law enforcement officials, attendance management, the disabled, valuables, bank cashbox, vehicle, goods, animals (pets, wild animals) and etc.
Performance instructions
|
GSM frequency band |
GSM900/1800 or 850/1900MHz |
|
GPS frequency band |
L1 section, 1575.42 MHz |
|
C/A code |
1.023 MHz chip rate |
|
GPS channels |
50 channels to view tracking |
|
GPS sensitivity |
-160dBm |
|
Location accuracy |
10m |
|
Speed accuracy |
0.1m/s |
|
Time accuracy |
Synchronize GPStime(<60ns) |
|
Hot boot |
<1s |
|
Warm boot |
<32s |
|
Cold boot |
<32s |
|
Re-capture time |
<0.1s |
|
GPS data updating frequency |
2HZ |
|
Height limit |
50000m |
|
Speed limit |
500m/s or 1800Km/h |
|
Acceleration limit |
<4g |
|
Working temperature |
-20°～60℃ |
|
Humidity |
10% ～90% |
|
Power source |
800mAh, 3.7V rechargeable and dismountable lithium ion battery. |
|
Charging port |
DC 5V (Mini USB port) |
|
Standby time |
>120 h(has sleeping mode) |
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