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Can be used safely on a DSL enabled line
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High Impedance monitor for monitoring line without disrupting existing traffic
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Tone and pulse dialing for versatility on old and new phone lines
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Luminescent (glow-in-the-dark) keypad
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High Impedance Monitor for monitoring line without disrupting existing traffic
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Over voltage and over current protection
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Tone and Pulse dialing for versatility on old and new phone lines
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Polarity test with LED indicator
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32 digit last number redial and pause
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10 number speed dial
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Adjustable volume control plus mute
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Pause
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Flash to generate a timed break recall
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Line powered, no battery needed
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Headset (included) for hands free operation
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RJ11 socket
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