Key Features:
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Caller ID/Call waiting
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1-way amplified speaker
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Tone generation
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Oversized easy-to-read LCD
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DSL/POTS filtering draws dial tone without drowning DSL
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Overvoltage/overcurrent protection
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Low/high voltage lockout
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Selectable flash duration/pause length
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Data lockout and lockout override
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Wire identify through tone generator
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