اسم العلامة التجارية
Topin
استعمال
For developing mini GPS trackers
GSM Frequency
Quad-band 850/900/1800/1900 MHz
Function
Track, Playback, Fence,Message...ect
Positioning methods
GPS+WIFI+LBS+AGPS+BDS
Tracking system
Optional Free APP/Web/SMS
OEM/ODM/Customization
Acceptable for big quantity orders