1:power supply:9v - 36v / 1.5a
2:backup battery:500mah
3:normal power consumption:55ma/h
4:dimension:65mm x 61mm x 26mm
5:weight:90g
6:work time:30 hours in power-saving mode and 7.5 hours in normal
Mode
7:operating temperature:-20° to 65° c
8:humidity:5% to 95% non-condensing
9:frequency:(vt600-3g-t, umts/hsdpa: 850/2100mhz, gsm/gprs: 850/900/1800/1900mhz)
(vt600-3g-a, umts/hsdpa: 850/1900mhz, gsm/gprs: 850/900/1800/1900mhz)
(vt600-3g-e, umts/hsdpa: 900/2100mhz, gsm/gprs: 900/1800mhz)
10:gps module:latest gps sirf-star iv chipset
11:gps sensitivity:-159db
12:channels:20 channel all-in-view tracking
13:led:2 led lights to show gps/gsm status
14:flash memory:8mb
15:button:one sos button
16:interface :3 digital inputs (1 negative, 1 positive triggering and 1 input changeable) , 1 analog input, 1 output.