GPRS GSM data acquisition transmit and receive data and send sms by phone (Supports 3G/4G version) (Skype: lisali1220) (WhatsApp: 0086 ...
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GPRS Water Meter Pulse Output Water Meter With GPRS Description Ultrasonic water meter is a new type of water meter which can detect th...
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1. Product Description Battery model 27A Operation voltage DC12V Standby current less 2uA Operation frequency 433.92MHz Frequency offset +/- 75KHz Mod...
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... no signal source biuld in but operators can match the signal source to use .There is a connector at each end, one for output and one for in...
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... 180KHZ 2 channels operation Make paring code function Audio Baby Monitors Parameters Operating frequency:ISM905-925MHZ Transmission power:...
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