Specification :

1. General
ET516 GPRS device with smart design, but powerful as well as stability in function. It combined with GPRS/GSM technology of the function of location, listen in, urgent alarm and monitoring. In advantage of easy install, convenient in operation, good and powerful function; It applies to private cars, government vehicles and renting vehicles, motorcycles.

2. Feature
Main Features
Remote control monitoring for tracking and locating by GPRS.
Remote navigation when call back to monitoring centre.
Emergency help button set monitoring center.
Navigation by calling to the monitoring centre.
Disable/enable oil or electricity by remote control of monitoring centre.
GPRS Real-time tracking and locating continuously.
Route play back and reappearance of track.
SMS response between terminal device and monitoring centre.
Over speed alarm / Boundary violation alarm / Electricity cut-off alarm.
Listen in to the vehicle.
GPS antenna ON/OFF alarm.
Compatible with map and MapInfo.

Detailed function
Locating:
Monitoring centre could check the vehicles by plate no, the device terminal will report the place where it is, the monitoring centre will pop up the position of the vehicle automatically.

Timing feedback
Monitoring centre could set the time and sampling.
Enable or disable oil/electricity
The monitoring centre could enable or disable the oil of the vehicle, or recover the oil or electricity after device received the demand.

Listen in
After the authority by the administrator, when the vehicles need help, the monitoring centre will dial back, send "listen in" demand to the terminal device, the terminal device will fulfill the order and dial the telephone back to listen in. (The SIM card should open the conversation function in vehicle)

Emergency help
When urgent cases happen, touch "emergency button" for 1 second, then alarm starts and transferred to the alarm place. Monitoring center will arrange according to the procedures.

Enter or exit the electronic fence alarm
Center can be set to one or more irregular range if out of the region the alarm will attributes, when the vehicles enter or exit the region set the scope, ET516 will be prompted to enter the alarm region, at the same time trigger settings beyond the regional police, the center received alarm information later can be identified and the abolition of the police.

Over speed alarm
Low voltage alarm
Electricity disables alarm
GSM blind zone
Positioning call
Return timing
Track route playback
Mileage and Statistics
Cut off or recovery the oil/circuit
Custom alarm sensor
Idle time-out alarm

3. Specification
Electrical Parameters
Working voltage: 9~32V/DC
Power reverse connect ability: ≥ 80V
Working status: DC 12V (≤ 110 mA)
Idle status: DC12V(≤ 45 mA)
Device size: 75 X 45 X 20 mm
Weight: 0.16kg
GPS instructions
Working voltage: 3.3V
Working current: 80mA

Receiving panel structure: GPS Module receiving 24 channels
Locating precision: < 10M(95%); < 48 S(in average)
Cold boot time: < 38 s(average)
Warm boot time: < 8 s(average)
Antenna: GPS antenna
Working temperature: -20~+65
Working humidity: 5%-95
Storage temperature: -25~+85

GSM instruction
GSM working frequency: 900MHz/1800 MHz 850MHz/1900 MHz
Working voltage: 3.4V~4.5V;
Working currency peak value: 2A;
GSM Antenna: 50Ω Omni directional antenna, gain profit over than 6dB, wind-resist over than 50m/s
Electric cable: 50Ω Low loss Coaxial cable;

GPRS instruction
GPRS multi-slot class8
GPRS mobile station class B
Downloading speed: Max 85.6Kbps (In China)
Uploading speed: Max 21.4Kbps
Receiving sensitivity: -107dBm/900MHz, - 106dBm/1800MHz
Working currency: Max 280MA
Working temperature: -25 +65