| Features | - GSM/ SMS/ GPRS communication
- RISC CPU for fast data processing
- Track on internet real-time via GPRS
- RS232 ports for data input/ output
- RJ45 connector for the I/O interface
- Supports barcode scanner for logistics
- Built-in memory for program and data storage
- GPRS modem can be shared with other devices
- Can be used for GPS car navigation when plug a PDA to it
- Ideal for remote monitoring of meters, valves, and sensors.
|  | | Description | AVL 921This GSM/GPS/GPRS tracker was designed for use with our 24/7 fleet management server and has all the feature of the AVL 900 plus some unique features of its own. And is also compatible with our fast find server.
AVL-921 comes with GPS module for position fix; GSM/GPRS module for wireless communication; RISC CPU for fast data processing; + six I/O ports for data input/output is the most ideal device for remote data collection and for remote control/ monitoring. | | Information   LED Indicator - POWER: Red light; will be steady red light after power on.
- GPS: Green light; will flash when receiving GPS signals
- GPRS: Orange light; will flash once per second after power on; and 3 times per second after GSM/ GPRS network connection is successful.
 Power Source - 2~36V@3A; power cable with error-free connector design.
| | Panel Description | RS-232 Ports
Six I/O ports with RJ-45 interface for data input/ output.
MA Socket
With 2 SMA sockets for GPS antenna and GPRS antenna.
Function Key
Users can define the functions of F1 & F2 keys. The LED will be on, when the function key is pressed down.
SOS Button
Press this button to summon help to the exact location, when under emergency circumstance. The SOS indicator will be on after then. Please call the control centre to cancel the status, if SOS button was activated by mistake.
6 I/O Ports’ Functions
1) Bar Code Scanner 2) PDA Navigation 3) LED Display 4) Voice Broadcasting or Printer 5) LCM Panel 6) Setting the parameters |
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