- Tests standard telephone jacks and LAN jacks for connection to telephone system
- Protect your Expensive LAN Tester!!! - checks LAN Lines (RJ-45) wired to 568 A/B checks LAN Lines (RJ-45) wired to 568 A/B
- Has both RJ-11 and RJ-45 style plugs
- 4 Tri-color (Red / Green / Amber) LEDs indicate Current, Polarity, & Ringing / AC Voltage on each line
- Tests Single Line, 2 Line, 3 Line, or 4 Line jacks to USOC (telephone) standard
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- Tests LAN jack (RJ-45) wired to 568A/B standard for telephone line current
- RJ-45 test plug is selectable via front panel switch for USOC (telephone) or 568 (LAN) connection
- Use to test a LAN jack for telephone current, which might damage an expensive LAN tester
- Compact design - fits in shirt pocket
- Economical and Convenient
- One Year Limited Warranty
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