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INTRODUCTION

 Specification:
GPM300-LB                            Quad-Band 850/900/1800/1900MHz
GPRS:                                     TCP/IP build in GSM Module
GPS :                                       SiRF GSC3 f/LPx
Channels:                                20 channels
Sensitivity:                              Tracking -159dBm
GPS Postioning time:              Cold start < 38sec (Open Sky)    Warm start   < 15sec  Hot start   < 2~3 sec (Open Sky)
GPS postioning precision:        10m (2D RM)
Voltage :                                  3.6vDC
LED :                                       GPS (Blue) GSM(Green) Charging(Red)
SOS:                                         SOS large rescue button

Battery:                                     4400mA
Standby time:                           more than 28 days.(670~680hrs)
Voice monitoring:                     effective listening range of 5 meters
G-sensor:                                  built-in G-sensor circuit
Normal function:                      replay positioning monitor / track / mileage check
Power input:                             5V charge voltage (mini-USB interface)
Operating Current:                   60 mA (Standby     current 3 mA)
Command queries and settings: Support SMS settings / platform settings
Prevent coordinate offset: designed prevent coordinate offset circuit
Operating temperature:            -20 ℃ to + 65 ℃
Storage Temperature:               -30 ° C to +75 ° C
Operating Humidity:                 45% to 80% RH
Uploads have three options:
1) Set a fixed time to upload mode
2) distinguish the static and dynamic upload mode
3) standby and operation of setting a fixed time upload mode
Dimensions:                               88 (L) X 46 (W) X 35 (H) mm
Weight:                                      110g.