...; 3. Strong signal receiving ability, clear conversation environment; 4. Long service life and stable performance. Phone Parameter: Vo...
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... directly without wire. In the range of mobile telephone network, which means that the device could pass 850/900/1800/1900MHz operating freq...
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... keypad: LCD displays Date, Day of the week, Time and current Armed Status 3 Band /PSTN dual net-work. Support phone call alarm and SMS alarm, a...
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Product Description Anti-Vandal & Weatherproof Campus Emergency Button Landline Telephone Color: standard gray, (red, yellow, blue, and others can be ...
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Outdoor 698 900 2700 mhz yagi Antenna Order by Phone with sma connector for mobile 1.Specification Product Paramters Electricial Specif...
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... Customer’s logo, free charge Warranty 1 Year Rating Voltage AC220V, 50Hz, DC 5V 1000Ma Working Frequency E- 900/1800 Ambient Temperature -10°C ...
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... PSTN Module Cell Phone SIM Card Main Parameter •Voice indication for operating •Easy-to-operate than before •Dual serial ports, access...
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