Shen Zhen RJM Science Technology Co.,Ltd. -

Shen Zhen RJM Science Technology Co.,Ltd.

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rjm 508
Specification: Specifications (discuss by email further)
Detail: 1 GPS SIRF-Star III CMOS chip group 2 Internal Antenna frequency GSM 850/900/1800/1900Mhz 3 GPS data uploading at intervals and location 4 Two way voice communication 5 Call Barring of group numbers 6 Two way SMS communic...


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