Telephone Line Tester Kit

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

Additional Information

Test Um, Inc