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2008-4-23
2.0Features
2.10 GSM/GPRS, the three frequency mobile communication network, can convey the color...
ALARM, GSM ALARM
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2008-4-23
2.0Features
2.10 GSM/GPRS, the three frequency mobile communication network, can convey the color...
alarm, gsm alarm , MMS alarm
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2008-3-7
GSM/GPRS, the three frequency mobile communication network, can convey the color images, SMS and...
alarm, MMS alarm , GSM alarm
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