... , the characteristic impedance 50..SIM card interface: 3 V / 1.8 V standard push-rod type YongHuKa interface..Power source: standard ... .1. The power supply:External power supply: DC 12 V / 1 AWide voltage power supply: DC 5 ~ 35 VCommunication current: < 500 mA ( ... 12 V)4, wireless moduleUsing the high performance industrial GPRS ...
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