GPS Localization, GSM + GPS Dual Modular Localization 
Life Waterproof & Dustproof 
Low Power Smart Alarm
Smart Two-way Communication
AGPS Cold Boot 26 Seconds Positioning
Remote Smart Monitoring
Software Remote Upgrade 
GEO Fence
SOS emergency call 
 
Style                                                                               Stylish and elegant
Size                                                                                 22.5(d)X14.6mm
Buttons                                                                           power button and SOS button
Dsiplay                                                                            0.88mm OLED
GPS                                                                                  antenna Built-in high  sensitivity  ceramic  antenna
GSM                                                                                 antenna FPC