Description
Hellotel Handsfree Dial Telephone
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Plug into 220V AC power
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Output sensitivity :< 60mV (Frequency 1000Hz)
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Frequency response: +_3dB (300Hz-3400Hz)
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Intercom working current :< 100mA
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Product Type: Apartment Intercom
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Color: White
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Dial Phone
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Common Key Phone
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Handsfree Phone
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Origin : China
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