Electronic Ringer
Amplified Line Monitor for volume levels comparable to "off hook" operation
Modular Cord Set Attachment
Tone and Pulse Dialing
Microphone Mute
Last Number Redial --- 32 Digits
Continuous Line Polarity Indication (TALK or MONITOR)
Low Battery Indicator
Headset Jack
Battery Powered Monitor Mode with auto power
off on dead lines or when disconnected
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