2g network/gprs gsm850/900/1800/1900mhz gps watch tracking 1. The original swiss(u-blox ag)---ubx-g6010 gps chip. Accurate-orientation 2.gps+agps dual mode global positioning 3.one button for sos help 4. The original swiss movement:9t13, gl20.dual time watch 5. Remote monitoring...
H Building, Juyin Technology Park, Ganli Industrial Zone, Buji Street, Longgang District, Shenzhen, China
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15 Years
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