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E1 Interface
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Interface Standard: comply with protocol G.703;
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Ethernet Interface
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Interface rate: 64k, half/full duplex auto-negotiation
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FXS Phone Interface
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Ring voltage: 75V
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FXO Switch Interface
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Ring detect voltage: 35V
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EM 2/4 Line
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AD: 0dB
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Dimension
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Product size: 70(length) X 93(width) X26(height) mm(DeskTop Type)
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Power
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External AC220V/5V Power Supply;
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Working environment
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Working temperature: -10°C ~ 50°C
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