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The GPRS Modem is a good tool which can conduct mobile data transmission by GSM/GPRSnetwork. The GPRS modem with USB interface can be mainly used outdoors or usedin the event that wire link to internet is unavailable. You can also access tonetwork even on a galloping train. It only charges you when you transmit data.
GPRS Wireless Cards
Hyperdon Technology (HK) Company Limited
Computer accessories,
