Concox AT4

GSM Signal Strength:

• 0x00: no signal;
• 0x01: extremely weak signal;
• 0x02: weak signal;
• 0x03: good signal;
• 0x04: strong signal.

GPS data upload mode

• 0x00 Upload by time interval
• 0x01 Upload by distance interval
• 0x02 Inflection point upload
• 0x03 ACC status upload
• 0x04 Re-upload the last GPS point when back to static.
• 0x05 Upload the last effective point when network recovers.

Signal level of community,range 0x00～0xFF,

• 0x00 Weakest signal
• 0xFF Strongest signal

Voltage Level:

• 0x00：No Power (shutdown)
• 0x01：Extremely Low Battery (not enough for calling or sending text messages, etc.)
• 0x02：Very Low Battery (Low Battery Alarm)
• 0x03：Low Battery (can be used normally)
• 0x04：Medium
• 0x05：High
• 0x06：Very High

Alarm information:
0：normal
1：SOS
2：Power cut alarm
3: Vibration alarm
4:Enter fence alarm
5:Exit fence alarm
6 Over speed alarm
9 Displacement alarm
10:Enter GPS dead zone alarm
11:Exit GPS dead zone alarm
12: Power on alarm
13: GPS First fix notice
14: Low battery alarm
15: Low battery protection alarm
16: SIM change notice
17: Power off alarm
18: Airplane mode alarm
19: Disassemble alarm
20: Door alarm
21: Low battery and shutdown alarm
22: Sound control alarm
23: Pseudo base-station alarm
24: Open cover alarm
25: Internal low Battery Alarm
32: Sleep mode Alarm
34: Insert charger alarm
40: Offline pre- alarm
50: Pull alarm