Environmental parameters
Product dimension 146mm(长)*74mm（宽）*22mm（厚）
Working temperature range -10℃ 到 +60℃
Storage temperature range -20℃ 到 +70℃
Working humidity 45% 到 80%RH
Storage humidity 30% 到 90%RH
Atmospheric pressure 860MBar ~ 1060Mbar
System Parameters
Frequency 400MHZ
Main chip models SAMSUNG S3C2440A-40
Memory 64MB
Storage ***ce 64MB
Navigation Software Store SD卡
Operating System WINCE 4.2 NET
Translation software types ARMV4
Basic parameters
Video Output Types Composite video（CVBS）,NTSC
Video output voltage 1.0Vpp/75欧
Screen size 4“
Display resolution 480*272
Voice output Two-channel CD sound quality
Power voice Stereo headphones 0.25W/CHANEL, Single 8欧/1W
Average Power 1.5W
Standby Power Consumption <20mW
Battery Type Embedded rechargeable lithium batteries 1800mAH
Battery duration More than five hours of normal use
GPS Hardware parameters
Chipset SiRF Star III
Frequency 1.575GHZ
C/A CODE 1.023 MHZ chip rate
Several channels 20
Tracking sensitivity -159dBm
Positioning accuracy 10m, 2D RMS
5m, 2D RMS, WAAS enable
Rate 0.1m/s
Data update 1HZ
Re-acquisition time Average 0.1s
Hot Start Time Average 1s
Warm Start Time Average 38s
Cold start-up time Average 42s
Location largest high 18,000m
Maximum speed 515m/s
Acceleration < 4g
Embedded antenna types Ceramic antenna embedded Active
Embedded antenna gain 27dB
Embedded antenna voltage 3.3V±5%
Current embedded antenna 15mA
External antenna adapter MMCX
External antenna voltage 3.3V±5%
External Antenna Gain 27dB
External antenna Current 15mA
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