The Tempo DigAlert 361 helps technicians work POTS lines without disrupting ADSL, VDSL or VDSL2 broadband. It continuously monitors for digital signals and alerts you before testing begins, with super high impedance monitoring and a rugged, waterproof Nautilus case. This is the ETSI model.
Features:
Detects and locks out T-1, E1, ISDN, SW56, ADSL, HDSL and VDSL
Voltage alarm and lockout
Super high impedance monitor and polarity
Loudspeaker listening with volume control
Microphone mute; tone/pulse dialing
Ten 32-digit speed dials plus redial
Selectable ringer tones
Replaceable premium cord set; quick-release belt clip
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